The Iron Age July-December 1930: Vol 126 Index

A Abbott, Charles F.: Selling, Today’s Problem, Oct 30 p 1265 Trade Associations Face Crucial Test, Oct 16 p 1080A Abel, W.: Jointless Steel Rails, Sept 18 p 829 Abrasive Wheels: Selection of*, Sept 4 p 630 Accidents: Campaign in Ohio Brass Plant*, Sept 4 p 611 In Metal Industries, 1928-1929, Oct 9 p 1005 Industrial, Costs, Dec 4 p 1744 Accounting: Machine Shop*, Oct 2 p 925; Oct 23 p 1132 Acklin, J. M.: Profits on Reduced Operations, Oct 30 p 1205 Acklin Stamping Co.: Grouping Presses to Effect Econo- mies*, Nov 13 p 1365 Profits on Reduced Operations, Oct 30 p 1205 Acme Steel Co.: Strip Steel Annealed, Galvanized and Japanned Continuously’, Oct 2 p 918 Thin Gages of Strip by Pack Roll- ing, Nov 27 p 1626 Acoustimeter: Burgess Bearing Tester*, Aug 28 p 567 » Adnic: Corrosion and Heat Resisting Alloy, Sept 4 p 664 Aetna-Standard Engineering Co.: Bar Pointer for Cold Drawing*, Oct 23 p 1162 Agnew Electric Welder Co.: Multiple Spot Welder*, July 10 p 103 Agriculture: Facing Facts in*, Aug 14 p 407 Altemus, C. L.: Evolution of the Steel Bar*, Aug 7 p 345 Alumina: Activated, for Drying Gases, Aug 21 p 510 Aluminum: Competition with Copper and Other Products*, July 31 p 284 Products, Census of, 1929, Oct 9 p 1033 Aluminum Co. of America: Activated Alumina for Drying Gases, Aug 21 p 510 Aluminum Alloy for Connecting Rods, Oct 30 p 1277 Laboratory*, July 17 p 162 Lo-Ex Aluminum Piston Alloy, Aug 21 p 500 New High-Strength Light Alloy Sheet, Sept 18 p 827 Aluminum Research Institute: Standard Analyses of Aluminum Alloys, Sept 4 p 640 INDEX Illustrated articles indicated by * American Car & Foundry Co.: Berwick Electric Bar Heater*, Nov 13 p 1393 American Drop Forging Institute: Fall Meeting, Oct 16 p 1077 American Electrochemical Society: To Change Name of _ Electro- chemical Society, July 10 p 109 Weston Fellowship, Dec 4 p 1746 American Fork & Hoe Co.: Merged with Kelly Axe & Tool and Skelton Shovel Companies, July 31 p 302 American Foundry Equipment Co.: Electric Heater*, Aug 21 p 503 American Gear Manufacturers’ Asso- ciation: Convention Proceedings, Oct 9 p 1008 Aircraft: Airplane Wings of Alloy Steel Heat Treated*, Aug 21 p 485 Donahue Company Uses Airplane for Steel Delivery*, Dec 11 p 1818 Engine Parts, Heat Treatment of*, Sept 11 p 677 Ferrous Metals Used in Construc- tion of, July 3 p 20 Gain in Industry, 1927-1929, Aug 21 p 513 Pratt & Whitney Plant*, July 17 p 152 Reduced Output of, Sept 4 p 660 Strength of Welded Joints. in Tubular Members of, Dec 25 p 1925 Structural and Engineering Light Alloys for, July 3 p 20 Symposium on Materials for, July opl19g Airplanes: (See Aircraft) Airports: St. Hubert Field for British Dirigi- bles*, Aug 7 p 352 Ajax Flexible Coupling Co.: Light Weight Couplings*, Sept 4 _p 633 Alclad Sheets: wiresion, Effect of Quenching , o¥fedia, Dee 11 p 1759 € Vex eet ens i Vie\uscet” Magnus W.: Yvuetess in Wages and Living ”" **tandards*, Nov 20 p 1448 Aleustee:Steel Corpn.: mxpansion Program, Aug 28 p 568 Allegheny Steel Co.: Quarterly Report, July 24 p 242 Welding Rustless Steel, Nov 13 p 1376 Allen Mfg. Co.: Standardizes Screw Hardening Process*, Dec 25 p 1923 Allied Die Casting Corpn.: Plant Layout on Engineering Basis*, Nov 27 p 1593 Allis-Chalmers Mfg. Ce.: Modernized Foundry Equipment’, Aug 14 p 418 Alloy Iron: Heat Treatment and, July 10 p 88 111 Alloy Steel: Airplane Wings, Heat Treated*, Aug 21 p 485 Chrome-Nickel, Drawing*, July 31 » 292 Chrome-Nickel, Polishing*, Aug 7 9ro » BVO Chrome-Nickel Sheets with Mirror- Like Surface*, Dec 18 p 1860 Chrome-Nickel Symbols Standard- ized, Dee 18 p 1896 Copper Bearing, Heat Treatment of, Aug 28 p 551 F. F. C. Air-Hardening*, July 24 p 99 For Oil Well Casing, Oct 23 p 1140 Grain Growth in High-Chromium*, Nov 27 p 1588 Merit Index for, July 3 p 17 Nirosta, Exhibition of*, Aug 7 p 344 Polishing Stainless Steel Sheets*, July 24 p 213 Pellet Test to Identify*, July 3 p 1 Yesterday, Today and Tomorrow, Nov 20 p 1485 Alloys: Adnic, Corrosion and Heat Resist- ing, Sept 4 p 664 Aluminum, for Connecting Rods, Oct 30 p 1277 Aluminum, Heat Treating*, Sept 11 p 696 Aluminum, New Uses for*, July 31 p 285 Aluminum, New High - Strength Light Sheet, Sept 18 p 827 Aluminum, Progress in, Nov 20 p 1455 Aluminum, Standard Analyses of, Sept 4 p 640 Aluminum, Treating with Volatile Chlorides, Oct 9 p 985 Anticorodal, Dee 18 p 1852 Avional, Dec 18 p 1852 Chrome-Iron, Corrosion Test, Dec 4 p 1696 Copper Base, Specifications, Sept 25 p 890 Copper, New, of Wide Hardness Range, Dec 25 p 1966 Cr-Mo-Al, Sept 4 p 662 Duronze, Silicon-Bronze, Nov 13 p 1394 For Aircraft, Light, Structural and Engineering, July 3 p 20 For Gray Iron*, Nov 27 p 1583; Dec 4 p 1688 Lo-Ex Aluminum, Aug 21 p 500 Scrap, in Making Pig Iron, Effect of*, July 17 p 156 Zinc-Iron, and Galvanizers’ Dross*, Dee 11 p 1772; Dec 18 p 1853; Dee 25 p 1982 American Institute of Steel Construc- tion: Annual Meeting, Oct 30 p 1265; Nov 6 p 1320 Offers Prizes for Best Bridge De- sign, Dec 25 p 1931 American Iron and Steel Institute: Convention Papers, Oct 9 p 1030 Fall Meeting Proceedings, Oct 30 p 1231 Ferroalloys Production First Half, Aug 14 p 468 iv (American Iron and Steel Institute, continued) Pig Iron Production First Aug 14 p 468 Steel Ingot Production, June, p 107; July, p 467; August, p 719; September, p 1008H; October, p 1435; November, p 1782H Trackwork Shipments, June, p 176; July, p 461; August, p 812; Septembe r, p 1107; October, p 1582; November, p 1898 Half, American Locomotive Co.: Semi-Annual Report, Aug 14 p 465 American Manganese Co.: Manganese Steel Casting for Dip per Doors*, Oct 16 p 1080F American Manganese Producers’ As- sociation: Files Answer on “Dumping,” Dec 25 p 1974 American Radiator Co.: Straight Line Output nical-Handling of Dec 1&8 p 1833 American Society for Steel Treating: Convention, Sept 25 p 889; Oct 2 < p and Mecha- Materials’, 940 To Hold New England Group Meet ing, Dec 18 p 1860 Worcester Chapter “Question Meet- ing,” Aug 21 p 494 American Society for terials: Annual Meeting, July 3 p 26 Committee Officers, Aug 14 p 440 Regional Committee Meeting Ar nouncement, Nov 27 p 1636 Revises Specifications, Sept 11 p 713 Studies on Die Castings*, Aug 21 p 492 To Hold Symposium on Metals at High Temperatures, Nov 27 p 1664 American Society of Mechanical Engi- neers: Annual Meeting, Dec 11 p 1782E Cincinnati Section Committees, Aug Testing Ma- 14 p 4163 Management Meeting, Dec 18 p 1859 Officers, Oct 9 p 1008C To Aid Unemployment Relief 4 p 1712 American Sheet & Tin Plate Co.: Safety Record, Aug 7 p 373 American Standards Association: Abrasive Wheel Standards Sept 18 p 787 Officers, Dec 25 p 1974 Safety Code for Powdered Fuel Re- vised, Dec 4 p 1741 American Steel & Wire Co.: Talking Motion Pictures Rope, July 17 p 212 American Stove Co.: Tunnel Furnace for July 17 p 159 American Tank & Equipment Corpn.: All-Welded Factory, Aug 7 p 364 American Welding Society: Code for Welding and Cutting, Dec 4 p 1733 Symposium on Weld Tests 1680 Ammunition: Census of Distribution 18 p 803 Anderson, Robert J.: Aluminum, Competition with Cop- per and Other Products*, July 31 p 284 Heat Treating Aluminum Alloys’, Sept 11 p 696 , Dee Revised, Wire Enameling™*, , Dec 4p 1929, Sept JULY—DECEMBER, 1930 Annealing: (See Also Heat Treating) British Rotary-Hearth for*, July 10 p 97 Furnace Annealing Pot: Welding Patches on*, Dec 25 p 1926 Anticorodal: New Aluminum 1852 Alloy, Dec 18 p Apex Machine Co.: Friction Chuck*, July 24 p 237 Appleyard and O’Toole: Plant Construction, European American, Oct 30 p 1223 and (Apprenticeship: Training Committee*, Oct 9 p 977 Training in Cooper-Bessemer Plant*, Nov 6 p 1279 Training in Virginia, Dec 18 p 1861 Training in Wisconsin, Dec 18 p 1861 Architecture: New York’s Changing*, Dec 11 p 1763 Armory Museum: John Woodman Higgins*, Dec 18 p 1823 Associated Machine Tool Dealers: Annual Meeting, Oct 16 p 1114 Aston Process: Wrought Iron, Byers Company Starts Production*, Oct 16 p 1080D Aufderhaar and Smith: Alloy Scrap in Making Pig Iron, Effect of*, July 17 p 156 Alloys for Gray Iron*, Nov 27 p 1583, De Cc 4 p 1688 Austin Co.: Building “Ford City” of Russia’*, Dec 11 p 1776 Austin, W. J.: Industry Control, Russian and American, Dec 11 p 1782B Australia: Steel Bounties, Oct 16 p 1116 Automatic Arc Welding Co.: . Sues A. O. Smith Corpn. on Weld- ing Patents, July 24 p 242 Automatic Nut-Thread Corpn.: Double-Spindle 16 p 1080F Nut Tapper*, Oct Automatic Temperature Control Co., Inc.: Fuel Control Valve*, Sept 11 p 714 Automobiles: Chrysler 77, Rustless med*, Oct 30 p 1218 Conditions in Detroit District, Aug 7 p 363; Aug 14 p 432; Aug 21 p 509; Aug 28 p 569; Sept 4 p 659; Sept 11 p 741; Sept 18 p 813; Sept 25 p 887; Oct 2 p 959; Oct 9 p 1032; Oct 16 p 1108; Oct 23 p 1185; Oct 30 p 1263; Nov 6 p 1343; Nov 13 p 1421; Nov 20 p 1569; Nov 27 p 1649; Dec 4 p 1731; Dee 11 p 1807; Dec 18 p 1885; Dee 25 p 1963 Makers Large Producers of Scrap, July 3 p 66 Martin Midget Under Production, Dec 18 p 1886 Old, Nation-Wide Disposal Con- sidered, Nov 6 p 1316, (Edi- torial) p 1324 Production, June, p 242; July, pp 432, 571; August, p 901; Sep- tember, p 1182; October, p 1421; November, p 1807 Production Declining (Editorial), Sept 25 p 866 Iron Trim- Scrapping in Ford Plant*, July 3 p 14 Steel in, Quantity Used by General Motors Corpn., Oct 23 p 1156 Truck-Away Plan of Delivering*, Oct 16 p 1074 Automotive a2 Gage for Checking Round Pieces*, Dec 25 p 1939 Avional: New Maintenance Machinery Aluminum 1852 Ayres, Col. Leonard P.: Business Recovery, Aug 14 p 411 Axelson Mfg. Co.: 12-Speed Lathe*, Nov 6 p 1311 Pipe-Threading Machine*, Aug 21 p 504 Alloy, Dec 18 p B Babcock & Wilcox Co.: X-Ray Inspection of Welds in Pres- sure Vessels*, Dec 18 p 1828 Badlam, Stephen: Cold-Rolled Strip Steel Capacity’, Dec 4 p 1694 Cold Rolling of Strip Steel*, Dec 18 p 1842 Bailey, C. F.: Apprentice Training Dec 18 p 1861 Bain, H. Foster: Place of Minerals in a Power-Con- trolled World, July 19 p 158 Baird Machine Co.: Six-Spindle Lathe for Work on Cen- ters*, Oct 23 p 1162 Baker and Phillips: Grain Growth in High-Chromium Steel*, Nov 27 p 1588 Baker Brothers, Inc.: ; Duplex Valve Boring and Tapping Machine*, Sept 4p 635 , Baldwin-Duckworth Chain Corpn.: Roller Chains*, Sept. 25 p 840 Baldwin Locomotive Works: Forgings Hardened without Warp- ing*, Sept 4 p 626 Bandsaw: Yates-American High-Speed*, Dec 4 p 1704 Bar Mill: (See Rolling Mills) Bar Pointer: Aetna-Standard for Cold Drawing*, Oct 23 p 1162 Barber-Colman Co.: High-Production Hob*, 360 Barnes Co., Wallace: Heat Treating Spring Wire*, Sept 18 p 764 Barrett, E. P.: Sponge Iron Process Not a Com- petitor of Blast Furnace, Dec 18 p 1901 Bars: Steel, Evolution of*, Aug 7 p 345 Bartley Crucible Refractories Co.: Making Large Crucibles*, Aug 7 p 349 Battelle Memorial Institute: Metallurgical Researches*, July 10 89 p Staff Additions, Aug 14 p 442 Battledeck Flooring: In Berkshire Garage*, Aug 14 p 443 In Cold Storage Terminal*, Oct 30 p 1220 in Virginia, Aug 7 p Bausch & Lomb Optical Co.: Shop Microscope for Surface Condi- tions*, July 3 p 23 Beach Foundry, Ltd.: Electric Furnace for Continuous Melting, July 10 p 87 Beardsley & Piper Co.: Automatic Sandmuller*, Nov 13 p 1392 Bearing Metal: Wilharm Self-Lubricating, Aug 21 p 500 Bearing Tester: Burgess Acoustimeter*, Aug 28 p 567 Bearings: Anti-Friction, for Roll Necks*, Dec 4 p 1677 Ball, S K F Felt-Seal*, July 17 p 174 ‘ Bronze, Modified, Aug 21 p 491 Lubrication, Nov 6 p 1317 Roller, for Rolling Mills*, Sept 18 p 778; Sept 25 p 855 Roller, Timken Largest*, Dec 11 p 1782D Shear, New Arrangement Mounting*, Oct 16 p 1080G Becker, Gordon and Wissler: Stellite for Metal Cutting, Dec 4 p 1687; Dee 11 p 1782F Belgium: Steel Exports to Cuba, Oct 23 p 1198 Bell & Howard Co.: Precision Shop Methods*, Dec 25 p 1912 Belt Dividers and Guards: Wickwire Spencer Flexible*, Dec 25 p 1934 Benninghoff, W. E.: Manufacture of Screw - Driver Handles in Vichek Plant*, July 17 p 145 Bergen Point Iron Works: Profit Sharing, Sept 18 p 761 Berkshire Garage: Battledeck Flooring*, Aug 14 p 443 Beryllium: Ore Deposits in California, Oct 30 p 1265 Besly & Co., Charles H.: Grinding Machine for Heater Sec- tions*, July 3 p 24 Bethlehem Steel Corpn.: Awards Safety Prizes, July 3 p 63 Bonuses, Executive, July 24 p 267 Bonuses, May Change Per Cents, Oct 30 p 1260 Bonuses, Stockholders Seek Action on, Nov 6 p 1354 Quarterly Report, Aug 7 p 395; Nov 6 p 1354 Bethlehem-Youngstown Merger: Hearings, July 24 p 267; Aug 21 p 536; Oct 23 p 1184 Bierbaum, C. H.: Microcharacter Hardness Oct 23 p 1143 Bignall & Keeler Machine Works: Duplex Pipe Cutting and Threading Machine*, Nov 6 p 1313 Billet Gouger: Putnam, July 3 p 35 Billings & Spencer Co.: Precision Forging*, Dec 18 p 1840 Black & Decker Mfg. Co.: Grinder for Tungsten - Carbide Tools*, Nov 27 p 1620 Multiple-Speed Swing Grinder*, Nov 27 p 1616 Small Electric Drill and Screw- driver*, Nov 13 p 1392 for Tester*, JULY—DECEMBER, 1930 Blast: Preheated, for Foundry Cupolas, Oct 23 p 1150 Bliss Co., E. W.: Double-Crank Press with Adjustable Bed*, Sept 25 p 863 Double Seaming Machine*, Aug 28 p 564 Long Stroke Reducing Press*, Dec 4 p 1702 Single - Crank Toggle Press*, Aug 14 p 437 Blount Co., J. G.: Wet Grinder for Tungsten-Carbide Tools*, Aug 14 p 438 Boggs, R. W.: Automatic Oxy-Acetylene Shape Cutting Machine*, Aug 14 p 416 Bolts and Nuts: Electrical Resistance Between, Sept 11 p 722 Bonney-Floyd Co.: Heat Treating Steel Castings*, Oct 2p 914 Bonney, Louise: Metal Furniture Development’, July 10 p 75 Bonnot Co.: Billet Chipping Machine*, Nov 6 p 1314 Bonuses: Executive, July 31 p 277 Reserve System in Louisville Frog, Switch & Signal Plant, Oct 30 p 1207 Stockholders Seek Action on Bethle- hem, Nov 6 p 1354 System in Page Hersey Plants*, Dee 25 p 1903 System of Goddard & Goddard Co., Sept 25 p 904 Drawing Tubes, Book Reviews: American Iron and Steel Institute Sta- tistical Report, Sept 18 p 827 American Standards Year Book, Aug 7 p 356 Applied Mechanics, Oct 9 p 1000 Blueprint Reading, Oct 9 p 1001 Coke for Blast Furnaces, Oct 30 p =e mite Department of Commerce for 1930, Dec 11 p 1766 Group Incentives: Some Variations in Use of Group Bonus Work, Aug 21 p 498 Industrial Standardization, July 17 p 22 «Vo Year Book Iron and Steel Works Directory of United States and Canada, July 17 p 203 Iron Ores 1001 Kempe’s Engineers’ 1930, Oct 9 p 1001 Lay-Off and Its Prevention, Aug 21 p 498 of Lake Superior, Oct 9 p Year Book for Life Expectancy of Physical Proper- ties, Based on Mortality Losses, Oct 9 p 1000 Mineral Industry of 1929, Dec 11 p 1821 Mineral Industry of Far East, Oct 2 p 956 Plant Location, Aug 21 p 499 Skyscraper, July 17 p 169 Tariff—Changes in Customs Adminis- trative Provisions, July 17 p 212 Wage Incentive Methods, July 17 p 169 Year Book of Metal Statistics, July 17 p 204 Books Received, July 17 p 204; Aug 21 p 499 Booth, W. M.: Materials Handling and Storage in Foundry Operations, Aug. 7 p 348 Borden and Busse: Industrial Selling, Oct 9 p 997 Boring and Turning Mill: Schiess-Defries 74-Ft. July 17 p 172 Diameter*, Boring Machines: Cincinnati 10-Ft.*, Sept 11 p 712 Ex-Cell-O Diamond Piston*, Nov 13 p 1395 Jones, with Anti-Friction ings*, July 31 p 300 Oliver, with Motor-in-Head*, Aug. 7 p 361 Lambert Horizontal*, Dec 25 p 1937 Bornstein, H.: Heat Treatment for Iron Castings", Sept 11 p 689 Boston Gear Works: Tooling Practice*, Aug 28 p 552 Bowman Brothers: Design of All-Metal Apartment House*, Aug 14 p 430 Boylston, Herbert M.: Advances in Heat Treatment, Sept 11 p 691 Bradford Machine Tool Co.: Kant Slip Feed*, Sept 11 p 711 Brakes: General Electric Spring and Mag- net Operated*, Oct 16 p 1080G Brass and Copper Mills: Iron and Steel Requirements*, Nov 6 p 1282 Brazing Equipment: General! Electric, Aug 21 p 500 Breeler, Walter R.: Drilling High Manganese Aug 14 p 435 Bremmer, F. W.: Alloy Steels for Oil Well Casing, Oct 23 p 1140 Brenscheidt and Heike: Annealing Mild Steel, Nov 27 p 1605 Bridgeport Brass Co.: Duronze, Silicon-Bronze Alloy, Nov 13 p 1394 Bridges: Hudson River at Aug 28-p 595 Prizes Offered for Best Design, Dec 25 p 1931 Briquettes: Cast Iron with No Binder, July 10 p 87 Coal, Strength of, Dec. 25 p 1926 British Engineering Standards Asso- ciation: Specifications for Keys and Key- ways*, Nov 6 p 1303 Broaching Machine: Oilgear Hydraulic*, July 31 p 298 Oilgear XL-12*, Nov 6 p 1313 Bronzes: Modified Bearing, Aug 21 p 491 Brookings, E. N.: Electric Heat Treatment of High- Speed Steel*, Nov 6 p 1295 Brown & Co., Ltd., John: Heavy Hollow Rolled Drums, July 17 p 147 Brown & Sharpe Mfg. Co.: Automatic Rod Magazine*, July 10 p 105 Gage for Checking Fillets Radii*, Oct 9 p 1008D Index Bases for Milling Machines’, July 24 p 238 Screw Threading Machines*, July 10 p 105 ; Stock Feeding and Timing Device for Screw Machines*, Dec. 25 p 1939 Brown Instrument Co.: Indicating Pyrometer Nov 6 p 1311 Browne, Ralph: Making Large Crucibles*, Aug 7 p 349 Bear- Steel, Poughkeepsie’, and Controller, vl Brueggeman and Whittemore: Strength of Welded Joints in Tubu- lar Members of Aircraft, Dec 25 p 1925 Brunswick-Kroeschell Co.: Merged with Carrier Engineering and York Heating & Ventilat- ing Companies, Oct 30 p 1274 Brush and Grinder: Buckeye Air-Operated Wire July 17 p 174 Bryant, E. J.: Wear Allowances and Tolerances on Gages, Oct 23 p 1152 Buchler, Walter: China’s Need o hiner. An cninery, AU Bucholtz and Koster: Heat Treatment of Copper Bearing Steel, Aug 28 p 551 Buck Stove & Range Co.: Loading Crated Goods*, July 10 p 95 Buckeye Portable Tool Co.: \ir Operated Brush and July 17 p 174 Urinae! Nut Setter*, July 10 p 104 Pneumatic Grinder*, July 10 p 104 Buffalo Forge Co.: Large Universal Shears 174 Buhl, A. H.: , July 17 Magnetistroy Steel Plant Urals, Nov 27 p 1624 Building: (Also See Construction) All-Metal Apartment House*, Aug j p $30 Contracts, 11 Months, Dec 18 p 1879 Farm, of Steel Members*, July 17 p 175 Industrial, Costs Lowest in Eight Years, Sept 11 p 726 Pawling Light Steel for*, Nov 13 p 1390 Public, July 10 p 113 Public Works Projects, Dee 25 p 1974 Bullard Co.: 90 Years Old, Dec 11 p 1784 Electrolytic Process for Cleaning Metals*, Sept 95 p 860 Bundy Tubing Co.: Making Solder-Coated Double Walled Tubing, July 10 p 100 Bunting Brass & Bronze Co.: Copper 3ronze Machinist’s mer, Aug 28 p 563 Ham- Bureau of Mines: Open-Hearth, Iron-Manganese and Rustless Steel Research, Oct 23 p 1155 Bureau of Standards: To Test Battledeck Floors, Nov 13 p 1377 Burgess-Parr Co.: Bearing Tester*, Aug 28 p 567 Busch-Sulzer Brothers Diesel Engine Co.: Cast Iron Roll for Rolling Glass Oct 2 p 929 Business: Cost Work Will Aid Recovery, Sept Crises of 75 Years and What They Reveal, Nov 20 p 1470 Deflation Still in Progress (Edi- torial), July 24 p 246 Depression—Keeping Our Minds on Work (Editorial), Sept 25 p 867 Depression—More Work and More Brains (Editorial), Nov 6 p 1322 1930 JULY—DECEMBER, Depression, Overproduction and (Editorial), Sept 25 p 866 | Descents and Recoveries (Edi- torial), Oct 23 p 1164 Is Trade Momentum Being Lost? (Editorial), July 17 p 179 Machine Tool Builders Asked to Take Their Own Medicine, Aug 7 p 3876 Measuring Ups and Downs in Trade (Editorial), Sept 4 p 6389 Money Rates Forecast Upturn’ ; Sept 4 p 661 Preparedness the Order of the Day, Oct 30 p 1203 Recent Trends (Editorial), Sept 11 p 720; Aug 21 p 514 Re cessions and Recoveries*, Oct 9 p 1009 a Recovery Not Far Off, July 17 p 165 Recovery, What Factors Condition? Sept 95 p R31 Re covery, Wheat Oct 2 p 938 Risking for Better (Editorial), July 17 p 178 “Sell Now,” Why Oct 30 p 1242 Spirals and Circles in Sept 18 p 792 Steel, Barometer of 1465 and (Editorial), Not? (Editorial), (Editorial), Activity*, Nov 20 p Buying: ‘Bargain,” Dee 11 p 1749 Power, What Is (Editorial), Aug 28 p 574 What Quantity to Get Lowest Final Cost*? July 24 p 217 Byers Co., A. M.: Closes Girard Plant, Sept 4 p 664 Wrought Iron by Aston Process Be- gun*, Oct 16 p 1080D Busse and Borden: Industrial Selling, Oct 9 p 997 Cc Cameras: Precision of*, Dee 25 p Methods in Manufacture 1912 Campbell, Inc., Andrew C.: Abrasive Cut-Off Machine’, p 1702 Nibbling Machine”*, Canada: American Steel in (Editorial), Aug 91 p 515 Pig Iron and Steel Production, May, p 63; June, pp 304, 463; July, p 662; August, p 963; Septem- ber, p 1198; October, p 1744 Dec 4 Sept 4 p 634 Tariff, Effect on Machinery, July 24 p 241 Tariff, New and Old on Iron and Steel, Sept 25 p 888; Oct 2 p 972 Tariff, Tin Plate Duties Raised, Nov 20 p 1582 Terminal for British Aug 7 p 352 anton Foundry & Machine Co.: Shear Bearings, Mounting*, Oct 16 p 1080G Dirigibles*, ~ a anton Tin Plate Corpn.: Reorganized, Oct 9 p 1042 Capacity: Cold Rolled Strip Steel*, Dec 4 p 1694 Republic Steel Corpn. Electric Welded Pipe, Sept 18 p 824 Steel Ingot, Leading Companies’, July 24 p 245 Steel Rolling Mills, 1928-1930*, July 31 p 305 Carborundum Co.: Abrasive Points and Wheels for Grinders*, Sept 25 p 863 Grinding Tungsten-Carbide July 10 p 96 ‘arnegie Institute of Technology: Open-Hearth, Iron-Manganese and Rustless Stee] Research, Oct 23 p 1155 ‘arnegie Steel Co.: Personnel Changes*, Aug 28 p Safety Trophy, 1931*, Dec 4 p 1 Carrier Engineering Corpn.: Merged with Brunswick-Kroeschell and York Heating & Ventilat- ing Companies, Oct 30 p 1274 Tools, ~ a 572 733 Cars: Hot Metal, Special Design*, Sept 4 p 658 Cartels: And Cooperatives (Editorial), Sept 18 p 793 Steel, Little Hope in Nov 27 p 1629 ‘arter and Greene: Oxy-Acetylene Welded Pipe Lines, Nov 27 p 1613 Cary, F.'©.: Doubling Sales Without Increasing Overhead, Oct 30 p 1206 Castings, Alloy Steel: Air-Hardened*, July 24 p 234 Feed Screw*, Nov 13 p 1436 Heat Treatment of*, Sept 11 p 693 Low and High, Aug 28 p 549 Nickel-Molybdenum, at High Tem- peratures, Aug 21 p 484 Castings, Centrifugal: Made at New York Navy Yard*, Oct 9 p 994 (Editorial), a Castings, Iron: Alloys for*, Nov 27 p 1583 Heat Treatment of, Aug 21 p 494 Heat Treatment, Wider Use of*, Sept 11 p 688 Melting Speed, Ratio of Charge to, Aug 28 p 554 Phosphorus in, Nov 20 p 1566 Pouring 75-Ton*, Dec 4 p 1671 Production, July, p 659; August, p 970; September, p 1265 Castings, Malleable: Production, June, p 254; July, p 512; August, p 889; September, p 1179; October, p 1733 Castings, Steel: 230,000-Lb.*, Oct 2 p 917 As Material of Construction*, July 31 p 279 Cleaning, Straight Line, July 3 p 5 Effect of Deoxidation on, Aug 21 p 499 Heat Treating in Bonney-Floyd Plant*, Oct 2 p 914 Manganese, for Dipper Doors*, Oct 16 p 1080F Production, June, p July, p 597; August, p 889; September, p 1188; October, p 1708 Selling, July 3 p 57 Caterpillar Tractor Co.: Heat Treating Furnaces in Line of Machine Shop _ Production*, Aug 7 p 357 Mechanical Cupola Charging*, Nov 6 p 1306 Track Shoe*, July 10 p 98 Cement, Portland: And Steel, 1929 (Editorials), July 24 p 248; Dec 25 p 1942 Production 1929, July 3 p 64 Central Alloy Division: Polishing Stainless Steel July 24 p 213 294A. 004; Sheets*, Central Brass & Aluminum Foundry: Copper Alloy of Wide Hardness Range, Dec 25 p 1966 Central Iron & Steel Co.: Safety Fire Escape Tread*, July 31 p 300 Centrifugal Machines: New York Navy Yard*, Oct 9 p 994 Chains: Aging in Service and Remedy, Nov 27 p 1601 Link-Belt Promal*, Aug 14 p 437 Roller, in Industrial Applications*, Sept 25 p 840 Channels: Jones & Laughlin Light-Weight*, July 17 p 175 Charging Practice: Cupola, in Caterpillar Plant*, Nov 6 p 1306 Chase Companies, Inc.: Tron and Steel Requirements of Brass and Copper Mills*, Nov 6 p 1283 Chase, H.: Welding Rustless Steel Plant, Nov 13 p 1377 Chasers: Jones & Lamson Tangent Die*, Sept 4 p 633 Chemistry: Role in Steel Making, Aug 14 p 431 Chevenard Dilatometer: For Ascertaining Effect of Alloying Elements on Steel, Sept 18 p 830 Chicago Bridge & Iron Works: Oil Tank, Unique Shape*, July 24 242 Tractor in Ford Steel Pineapple Water Tank*, Dec 25 p 1962 Chicago Pneumatic Tool Co.: No. 44 RCA Drill*, Oct 9 p 1008C Chicago Steel Foundry Co.: Alloy Steel Feed Screw Poured as Casting*, Nov 13 p 1436 Chicago World’s Fair: Mechanical Engineering at, July 10 p 112 Chidsey, John T.: Maintenance and Repair Work in Dull Times, Oct 30 p 1209 Chile: Advances Duties on Iron and Steel, Dec 18 p 1898 China: Can-Making Machinery Needs*, Aug 28 p 556 Silver and Nov (Editorial), 13 p Chipping Machine: Bonnot Billet*, Nov 6 p 1314 Chisholm-Moore Hoist Corpn.: Hoists, Twin Hook and Low Head- room Electric*, Dec 25 p 1940 Chromium Plating: Fittings in Oldsmobile-Viking Fac- tory*, Nov 13 p 1389 Chrysler Building: Polishing Stainless for*, Aug 7 p 353 Chucks: Apex Friction*, July 24 p 237 Westcott Universal Lathe*, Oct 16 p 1080H Chucking Machines: Foster Duplex*, July 17 p 173 Churchill, W. L.: Laws of the Profits, Oct 23 p 1158 Steel Sheets JULY—DECEMBER, 1930 Cincinnati Grinders, Inc.: Centerless Grinding of Balls*, July 31 p 295 Roll Grinder with Flexible Camber- ing Mechanism*, Dee 11 p 1779 Cincinnati Planer Co.: 10-Ft. Boring Mill*. Sept 11 p 713 Machine Shop Accounting*, Oct 2 p 925; Oct 23 p 1132 Open-Side Planer*, Oct 9 p 1008C Cincinnati Shaper Co.: 300-Ton Double-Crank Press*, 25 p 862 Press Brake Gage*, July 3 p 25 City Machine & Tool Works: Grinding Fixtures for Chamfering Cutters*, Aug 21 p 502 City of the Future*, Sept 25 p 854 Clark and Sergeson: Nitriding Analyses*, Oct 9 p 992 Clark Tructractor Co.: Flexible Elevating and Tiering Con- veyor*, Nov 13 p 1391 “Stock Chaser”*, Oct 16 p 1080H Trucwelder*, Aug 7 p 362 Clark, Wallace: European Plants Emulating Amer- ican Methods, Dec 18 p 1859 Cleaning: Bullard-Dunn Electrolytic for Metals*, Cleaning Tool: Concrete “Berg”*, Aug 7 p 360 Cleveland Pneumatic Tool Co.: Spinning Dome Heads on Tubing*, Oct 31 p 1224 Cleveland Tractor Co.: Heat Treating Tractor Parts*, 4p 615 Clyde, William G.: Resigns Presidency Carnegie Steel Co.*, Aug 28 p 572 Sept Process Sept 25 p 861 Steel Sept Coal: Briquettes, Strength of, Dee 25 p 1926 Industrial Stocks, July 10 p 142; Aug 14 p 462; Sept 11 p 754; Oct 9 p 1028 Industry Hard to Help (Editorial), Dec 25 p 1943 Coal Pulverizer: For Small Plants*, Oct 9 p 1008B Coating: Protecting Steel with Phosphates, Sept 18 p 770 Rubber, for Plating Equipment’, Sept 4 p 618 Coats Machine Tool Co.: Krupp Adjustable Gage with Cen- tering Support*, Sept 4 p 634 Krupp Mikrotast Fine Wire Gage*, Nov 6 p 1314 Krupp Mikrotast Grinder Nov 27 p 1616 Spring Testing Machine with Mi- crometer Gage*, Sept 11 p 715 Codes: Patterns, Coloring Wooden, July 3 p 18 Powdered Fuel, Dec 4 p 1747 Welding and Cutting, Dec 4 p 1733 Coins: Metals for Making, July 24 p 216 Coke: By Low Temperature Process, Sept 25 p 839 By-Product and Beehive Production, May, p 41; June, p 134; July, p 658; August, p 970; Septem- ber, p 1262; October, p 1641; November, p 1957 . ” Gage*, Dry Quenching, July 3 p 67 More for the Public (Editorial), Sept 18 p 793 Sloss-Sheffield Screening and Siz- ing Plant*, July 17 p 199 Strength of High-Temperature, July 24 p 234 Cold Drawing: Brass and Copper Tubes*, Nov 6 p 1284 Cold Heading: Dies*, Nov 13 p 1368 Cold Rolling: Effect on Fatigue Strength*, Sept 18 p 775; Oct 2 p 928 Influence on Different Steels, Dee 18 p 1832 Machinery Parts*, Sept Oct 2 p 928 Steel Sheets and Strip, X-Ray Con- trol*, Oct 30 p 1221 Strip Steel*, Dec 18 p 1842 Strip Steel Capacity*, Dec 4 p 1694 Colorado Fuel & Iron Co.: Quarterly Report, July 31 p 308 Colors: Standard Code for terns, July 3 p 18 18 p 775; Wooden Pat- Columbia Steel Co.: Improvements, July 24 p 238 Columbia Steel Tank Co.: Farm Building of Steel Members", July 17 p 175 Floating Deck for Gas Tanks, Dec 25 p 1940 Colwell, D. L.: Zine-Base Die Castings*, Aug 21 p 492 Commonwealth Steel Co.: Sued by Inventor of Mold, Aug 7 p 398 Comparator: Jones & Lamson for Checking Ma- chine Parts*, Nov 13 p 1372 Competition: Sanity in, Prerequisite of Business Recovery, Oct 30 p 1234 Comstock, Gregory J.: Cemented Tungsten Carbide, Nov 13 p 1381 Firth-Sterling Steel Research Lab- oratory*, Sept 11 p 686 Concrete Reinforcing Steel Institute: Semi-Annual Meeting, Oct 23 p 1187 Concrete Reinforcing Bars: Census of Manufacture, 4 p 1744 Concrete Surfacing Machinery Co.: Berg Cleaning Tool*, Aug 7 p 360 Cone, Edwin F.: Alloy Steels of Yesterday, Today and Tomorrow, Nov 20 p 1485 Lebanon Electric Steel Foundry’, Dec 4 p 1683 Congdon & Carpenter Co.: New Steel Warehouse’, 570 Connory & Co.: Are Welded Blast Gates*, Nov 13 p 1393 Consolidated Steel Corpn.: To Build Steel Fabricating Plant, Aug 28 p 573 Construction: (Also see Building) Gains Hinge Largely on Building*, Aug 21 p 477 Industrial Club of St. Louis Urges “Build Now,” Dec 25 p 1967 Light Steel for*, Nov 13 p 1390 1929, Dec Aug 28 p Home Vi1li (Construction, cont ed) Lighthous S< e Building P rl De nt nt, European and A { 1ZZ Bu ! , Works P ’ 1074 ~ ti Contact Resistance l, Betwe { ontatners: { onventions: Hd ~ \ } 4 * S So is . Conversion Table: Hardness Mea urement, Ju 80; Aug 21 7 ] ( onverters: Germal Thomas Steel*, July 2&8 Conveyors: Clark Flexible Elevating and Tie For Straight Line Cleaning of Ca ngs*, July 3 p 5 Washing Process Oil from Steel Turnings 922 Industrial, Making The Last Longer, Sept 25 p 868 Straight Line Operation in Enam Products Plant Oct 16 1053 iking Ingots from Molds to Soak ng Pit Dec 18 p 184 Conway, Martin J.: Fuel Oil in the Open Hearth, Aug 21 p 486 Qualifications and Duties of Oper Hearth Melter, Ju 10 p 78 ook, R. W.: Heat Treating Spring Wire*. Sept 18 p 764 Coolidge, Ww. D.: X-Rays at 500,000 Volts. Oct 2? p 91 Coonan, Fred: Nitriding and It Aug 21 194 1930 JULY—DECEMBER, Cooper-Bessemer Corpn.: Apprenticeship Training*, Nov 6 p ITO m fe Production Control System*, Oct 9 p 1002 Wage Incentive System Qct 23 p 1144 ( opper: \ New ( W ide Hardness Range, Dec 25 p 1966 Competition from Aluminum’, July sl p 284 Mergers and a Tariff (Editorial), Sept 18 p 793 I auctior in ( I il! p I 1929, July p 62 a lation I (i il) Nov ( p 1323 Copper and Brass Mills: Iron and Steel Requirements*, Nov 6 p 1282 Copper Steels: | proved | Heat Treatmen Aug 28 p 551 Core Ovens: Continuous Gas-Fired in Packard Plant*, Dec 25 p 1916 Corrigan-McKinney Steel Co.: May Merge with Newton Steel C« pept LS | R15 Corrosion: Alclad Sheets, Effect of Quenching Media on, Dec 11 p 1759 \luminur Welds, New Type of Tank Ove Dee 25 p 1934 Mannesmann Tests on Rust Preven- reomes, ives, Nov 13 p 1436 Protecting Steel with Phosphates, Sept 18 p 770 l for Chrome-Iron lloys, Dee it p 1696 { osts \ inting and Control Discussed Ohio Foundrymen, Nov 20 1 L566 loubling Sales Without Increasing Overhead. Oct 30 p 1206 Foundry, Cutting in Modernized Plants Dee 11 p 1752 Foundry, Lower Through Cooper- ation*, Aug 7 p 341 Gear Manufacturers Discuss, Oct 9 p L008 Handling, Reduced by Electric Trucks Sept 4 p 625 Industrial Building, Lowest in Eight Years, Sept 11 p 726 Hersey Engi- Management neering Program Reduces* Page Dec 25 pn 1908 Profit Possibilities of Cost Work*., Sept 25 pp 832, 833 Standard System Urged at Gray Iron Institute Meeting, Oct 16 p 1079 Steel, and Operating Rates (Edi- torial), July 10 p 110 System in Liberty \ Plant, Oct 30 p 1210 Foundry System in Michigan Steel Tube Products Plant, Oct 30 p 1208 Welding, Dec 11 p 1767 Couplings: Ajax Light Weight Flexible*, Sept 1 p 633 Covel-Hanchett Co.: Red Anchor Grinding Disk Aug 14 p 489 Crancer and Fleischman: from U Names, Restrained Business Crankshafts: In Power Press Design*, Machining, in Reo Plant*, Nov Imitative 11 p 1784 sing Dex Oct 9 p 982 Motor Car 1290 6p Crane, R. T., Jr.: Gives Stock to Employees on Com- pany’s 75th Anniversary, July 10 p 96 Cranes: Whiting Hi-Lo’* Crawford, E. R.: Profit on Reduced Production, Sept } p 609 Nov 6 p 1315 Creep Resistance: Steels at High Temperature, Dec 11 p 1821 Cripps, A. E.: / ; Care and Conservation of Wire Rope, Oct ¥ p 986 Cr-Mo-Al Alloy, Sept 4 p 662 Crockett, C. B.: Reducing Handling Costs with Elec- tric Truck,* Sept 4 p 624 Crowell, Joseph F.: Making Large Centrifugal Castings at New York Navy Yard*, Oct 9 p 994 rucible Steel Co. of America: ; Semi-Annual Report, Aug 7 p 395 a Crucibles: Manufacture by Bartley Company’, Aug 7 p 349 Crushing Machine: Guest Ore and Rock*, Nov 27 p Crystal Forms: Galvanizer’s Dross and Alloys* Dee 11 p 18 p 1852; Dec 25 p 1617 Zinc-Iron 1772; Dee 1932 Cuba: Imports of 1198 Belgian Steel, Oct 23 p oo upolas: Mechanical Charging in Caterpillar Plant*, Nov 6 p 1306 Melting Speed, Aug 28 p 554 Preheated Blast for Foundry, Oct 23 p 1150 ‘utler-Hammer, Inc.: Acquires Reynolite 7 p 360 ut-Off Machine: Campbell Abrasive*, ~ Aug Products, ~ Dec 4 p 1702 - utting Machines: Shape, Oxy-Acetylene Aug 14 p 416 utting Tools: Manufacture in Automatic’, a Michigan Tool Plant*, Dec 25 p 1908 Cutting Torch: Torchweld Metal, Using Gasoline, Sept 18 p 788 D d’Arcambal, A. H.: Tool-Steel Tools, Dec 11 p 1782E Davenport, W. S.: Need New Product That Will Bring Popular Deniand, Dec 18 p 1866 Three-Day Week, Nov 13 p 1402 Davey, W. H.: Buys Canton Sept 4 p Davies & Thomas Co.: Acquired by United States Pipe & Foundry Co., Oct 9 p 1042 Davis & Thompson Co.: Drill and Reamer for Blocks*, Dec 25 p Davis, E. W.: Concentrate Hematites to Replace High-Grade Ores, Oct 30 p 1219 Rolling Mill Plant, ‘Or b5D Cylinder 1938 Deal and Sergeson: Nitriding, Further 1125 Investigation*, Oct 23 p DeBrul, Ernest F.: Machine Tools “Key Nov 13 p 1394 Delaware & Hudson Co.: To Scrap Railroad, Dec 25 p 1966 Deoxidation: Effect on Steel Castings, Aug 21 p 499 Deoxidizer: Sodium for Steel, Dec 25 p 1944 Depreciation: Criticisms Invited on Study of, Dec 11 p 1811 Detinning: Yields in 1929, Sept 25 p 902 Detroit Michigan Stove Co.: Vitreous Enameling Process*, Nov 27 p 1591 Deute, A. H.: Precision Forging*, Dec 18 p 1840 Too Much Haste Spoils the Fore- man, Oct 30 p 1216 Deutsche Werke: Industry,” Large Hydraulic Bending Press, Dec 11 p 1769 DeVlieg Machine Tool Co.: Automatic Duplex Milling Ma- chine*, Oct 30 p 1238 Diamond, D. S.: Profit on Reduced Production, Sept 4 p 608 Diamond Machine Co.: Hydraulic Surface 18 p 790 Die Castings: Aluminum Base, Chemical Composi- tions*, Aug 21 p 493 Design and Heat Treatment of Steel Dies for*, Aug 28 p 546 Influence of Casting Practice on*, Nov 13 p 1386 Plant Layout of Allied Die Casting Corpn.*, Nov 27 p 1593 Soundness in, Oct 9 p 998 Studies Lead to Specifications*, Aug 21 p 492 X-Rays for Testing, Dec 18 p 1846 Zine Base, Properties to Be Tested, July 10 p 131 Die Chasers: Jones & Lamson Tangent*, Sept 4 p 633 Die Head: Eastern Light-Duty, for Lathes*, Oct 23 p 1160 Geometric Self-Opening*, Sept 4 p Grinder*, Sept Turret 634 Landis Internally-Tripped*, July 3 p 24 National Acme _ with Circular Chaser*, Nov 27 p 1617 Die Stock: Ridge, for Threading Four Sizes of Pipe*, Nov 27 p 1617 Dienelt & Eisenhardt Co.: Metal Forming Machine*, July 31 p 299 Dies: Design and Heat Treatment for Die Castings*, Aug 28 p 546 Drawing Brass and Wire*, Nov 6 p 1285 Life of Cold Headed*, Nov 13 p 1368 Dilatometric Method: For Ascertaining Effect of Alloying Elements on Steel, Sept 18 p 830 Dipper Doors: Manganese Steel Casting for*, 16 p 1080 F Dirigibles: (See Aircraft) For Copper Oct JULY—DECEMBER, 1930 Distribution: Ammunition 1929, Sept 18 p 808 Motorcycles 1929, Sept 18 p 803 Disston & Sons, Inc., Henry: Inserted Tooth Metal-Cutting Saw*, Dee 25 p 1940 Dividends: On Steel Common Stock torial), July 17 p 179 Dixon Co., H. L.: Rotary Hearth Furnace for Anneal- ing*, July 10 p 97 Doan, G. E.: Gamma Rays for Weld 4 p 1698 Dohner, Donald R.: Art Director Westinghouse Electrix & Mfg. Co.*, Aug 28 p 573 Dolese & Shepard Co.: Manganese Steel Plate on Shovels*, Sept 18 p 790 Dome Heads: Spinning on Steel Tubing*, Oct 30 p 1224 Donahue Co., Robert: Airplane Deliveries of 11 p 1818 Douglas, Paul H.: Technological Idleness, Dec 11 p L782A Downes, T. Watson: Metal Joints in Aircraft tion, July 3 p 22 Drawing: High-Chrome-Nickel July 31 p 292 Drillette, J. S.: Bonus Reserve 1207 Drilling and Reaming Machines: Davis & Thompson Cylinder Block’, Dec 25 p 1938 Drilling Machines: Black & Decker Nov 13 p 1392 Chicago Pneumatic Oct 9 p 1008C High-Speed Pedestal Mounted Sen- sitive*, Dee 18 p 1857 ( Edi- Fests, Dec Power Steel*, Dec Construc- Alloy Steel* ’ System, Oct 30 p Small Electric No. 44 RCA Langelier Horizontal Duplex*, Nov 27 p 1619 Moline 14-Ft.*, Aug 14 p 436 National Single-Spindle with Hy draulic Feed*, July 10 p 98 Schauer Compact Electric*, Nov 6 p 1315 Whitman & Barnes for High-Man- ganese Steel, Aug 14 p 435 Whitman & Barnes Small High- Speed, Aug 21 p 500 Drives: Chain, How to Make Them Last Longer, Aug 21 p 480 Roller Chain*, Sept 25 p 840 Westinghouse 10,000-Hp. Blooming Mill*, Oct 2 p 924 Worthington Multi-Drive, Aug 21 p 501 Dross: Crystal Forms in Galvanizing*, Dec 11 p 1772; Dec 18 p 1853; Dec 25 p 1932 Drum Making Machines: Niagara Automatic*, Dec 25 p 1936 Drums: Heavy Hollow Rolled for Aircraft Investigation, July 17 p 147 High-Pressure Steel, Manufacture in Thyssen Plant*, July 24 p 929 Duff Patents Co.: Hydraulic Brake Press 712 , Sept 11 p ix Dumping: Russian Manganese Ore, July 31 p 311, (Editorial) p 313; Aug 7 p 400; Aug 28 p 599; Sept 11 p 743; Dee 25 p 1974 Dunlap, W. M.: Welded Aluminum Nov 27 p 1614 Duplex Machine: Baker Valve Boring and Tapping", Sept 4 p 635 Tank Trucks, duPont de Nemours Co., E. L: Corrosion Tests for Chrome-lIron Alloys, Dee 4 p 1696 Duronze: Silicon-Bronze 1394 Dwellings: All-Metal 14 p 430 Multiple, Engineer’s Standing in Filing Plans for, July 24 p 248 Need of (Editorial), Sept 25 p 868 Steel, First in America*, Dec 4 p 1693 Steel, German, Nov 13 p 1383 Steel, Welding, Nov 27 13 Dyer, Y. A.: Phosphorus in Cast Iron, Nov 20 p 1566 Alloy, Nov 13 p Apartment House*, Aug Earnings: Dividends on Steel Common Stock (Editorial), July 17 p 179 Railroad and Utility (Editorial), Oct 2 p 938 Eastern, Machine Screw Corpn.: Light-Duty Die- Head for Turret Lathes*, Oct 23 p 1160 Eastern Rolling Mill Co.: Scrap Decision, Michlovitz vs., Aug 21 p 533 Eastern Steel Castings: Straight Line Cleaning of ings*, July 3 p 5 Eastman Kod~k Co.: Motion P ires to Instruct Me chanics , Oct 23 p 1128 Eaton Axle & Spring Co.: Heat Treating Axles and Oct 16 p 1061 Economics: Current (Editorial), July 10 p 111 Election, Sept 25 p 867 For the Junior Partners (Editorial), Aug 14 p 445 Economy: Overdoses of (Editorial), July 24 p 247 Eddington, Sir Arthur: Sub-Atomic Energy, July 17 p 161 Edie, Lionel D.: Steel Outlook, Nov 13 p 1402 Editorials: }-Day Week and High Wages, Oct 16 p 1083; Oct 30 p 1244 Nov 15 p Cast- Gears", 1402 Adjust Man to the Machine, Oct 30 p 1242 Advertising Company Name on Plants, Sept 4 p 638 Automobile Production, Sept 25 p 866 Automobiles, Scrapping Old, Nov 6 p 1324 Blast Furnaces, Materials for, Aug 14 p 445 Blast Furnaces, Unit Output, Oct 30 p 1244 Business—Deflation Still in Progress, July 24 p 246 Business Descents and Re« eries, Oct 23 p 1164 Business—Is Trade Mon tum Being Lost July 17 p 179 Business—Measuring Uy; d Downs n, Sept 4 p 639 Business More Wor) ind M re Brains, Nov 6 p 1222 X (Editorials, continued) Busine Recent Trends, Aug 21 p ol4 Bus s, R g for Better, July 7 » 178 I ‘ S ind Cirels Sept I I Wt Au 8 | ( Ar Ste Aug ‘ i ~ ( ! s July 18 ( ne S S De ( ind S r. N p i Ind Har H I ‘ } x = Con M ~ | S = ( . } R i) eck I } ‘ j 1 | ‘ J 7) I , Elect Se 9 » RE i ! Ju P \ i 44 K J Fe) ! \ ’ I : Stand ‘ Dv Expenditures Capit W l I Ss \ j } S i I ( \ ( B H Ny = J Wi ! He A ae | ‘ . . I: R N WwW! } \I S f M I 1 Au Hi \I W N Nii ( I \ N j ; ~ ] ‘ P ) l \\ \ >, Pp ‘ a I \u ] ( ? N ( { p | ' Py Stab Pr Sta R H { 132 Pr s i? Oct 1082 ] Look Ly r | a Db 710: De » 1788 I Pre-Wa irely Histor Prices, Steel Advance Unduly Alarmed Senators. De ll p 1786 Quality May Curtail Quantity, July I R ronnage Will Stay Heavy, D ] p 18¢ Replog J Li ur Pr I Br t Cet iy ) JULY—DECEMBER, 1930 Russian Business, Haze of, July 31 Pp 312 Salaries, Fiat, Sept 25 p 867 Serap, Eliminating Speculation in, Dec 18 p 1865 Scrapping Old Automobiles Nov 6 DP 1324 Sell No Why Not Oct 0 p 1242 Se Steady Efforts to, Oct 15 p 1083 Se ie. ¢ ntrating on Nov 27 p Sherman Law. What It Should Permit, Dec 18 1 R¢ hipt d n Indu il Factor Au 7 ’ 7 Sneed dG Sep R p 794 Spending, Recover fro Excess, Oct 0p 124 > i N Re \ Demand, cy } 4 >» ¢ \ a i Au 21 Ste. ( H No 7 1 Tf S ( oO g | July Stee ( 1 rl ‘ I \ Nov ¢ ~ I ge New Uses r, Sept 4 p Stee Ingot Production f 1931, Esti- mated, Nov 27 p 163f Stee Output Reaching a Minimum Nov 13 p 1401 Steel Pric nd Profits, Aug 7 p 375 Ste Produ Her and Abroad, tet T ey Ste ‘roductior When Will Up-turn Come July 4 p 246 I—-Ql t May Curtail Quantity, Jlulv 8 p 38 Steel Stock Building, Oct 30 p 1242 Steel Tonna Decline Natural, Oct 16 nm 1TOS82 Steel Tonnage of the Future, Aug 21 Steel Tonnage Prospects, Oct 30 p 1243 Steel 7 nage This Year and Next, Dec 11 RG Steel Trade Does Relatively Well, Oct yn 1011 Stocks of Good Nov 27 p 1628 Sept 11 p 720 i and Fictior Aug 14 p 444 Tariff, No Tinkering, Dec 4 p 1711 ly 2 p 39 ckfire Ant ¢ Tariff Set-Up. Ju Tubular Goods, Increases in, July 3 p emp I Re 2 Nov 13 p 1400 L’'nemplovment Technological and Other, Ju ip 247 Unfilled Ord Reactic t Aug 14 p 444 Wage I t s Ag to tl Front, Dec 18 pn 18 Wage Rates and Services, Nov 13 1400 Wage Readjustment Auge 21 p 514 Wage Reductior N reneral, Oct 23 p 1164 W ‘ Stal L Not ™ s, July wn Ti Ww s W A) j 17 p 178 Wheat Bus | ery, Oct 2 Dp 938 st K ( Sent Electric Eye: Thyratron Control in Wire Reeling, July 31 p 298, Dec 4 p 1667* Electrical Nov 20 p 1456 Electrodes: Soderberg Self-Baking,. of, July 10 p 94 Westinghouse Welding, 1008E Development Wider Use Oct 9 p Electrolytic Process: Bullard-Dunn for Cleaning Metals*, Sept 25 p 860 Pickling, Hanson-Van Winkle-Mun ning for Removing Scale from Steel, Dec 25 p 1936 Elwell-Parker Electric Co.: Large and Small Lift Like Design*, Dec Trucks of 18 p 1858 Emerson, Harrington: Honored by Industrial Oct 23 p 1184 Empire State Building: Polishing Stainless Steel Sheets for*, July 24 p 218; Aug 7 p ro ov5 View from*, Engineers, Oct 9 p 999 Empire Steel Corpn.: Reorganization, Oct 23 p 1187; Oct 30 p 1276 Employment: (See Labor) Enameled Products Co.: Plant Modernization*, Oct 16 p 1053 Enameling: Tunnel Furnace for*, July 17 p 159 Vitreous Process in Detroit Stove Plant*, Nov 27 p 1591 Energy, Sub-Atomic, July 17 p 161 Engineering: Mechanical, at Chicago Fair, July 10 p 112 Engineers: In Arts and Art (Editorial), Dec 11 p 1787 Standing in Filing Plans for Mul- tiple Dwellings (Editorial), July 24 p 248 Engines: Aircraft, Failure of Causes, July 3 p 21 Aircraft, Heat Treatment of Parts*, Sept 11 p 677 Diesel Aircraft*, July 17 p 148 Erie Foundry Co.: 27,000-Lb. Drop Hammer’, July 31 p 297 Erpward, S. S.: Crankshafts in Power sign*, Oct 9 p 982 Etched Products Co.: Metal Etchings*, Oct 2 p 905 Etching: Metal*, Oct 2 p 905 Ewertz, Eric H.: Welded Steel 1613 Excavator: Northwest Engineering Co.*, July 10 p 100 Ex-Cell-O Aircraft & Tool Co.: Diamond Boring Machine*, Nov 13 p 1395 Exhibitions: “Machine Age,’ Museum of Peace- ful Arts, Sept 25 p 900; Oct 2 p 930* National Metal Congress, tors, Sept 11 p 699 National Metal, News of, Oct 2 p 933 Nirosta Steel World’s arts and De- Press - Houses, Nov 27 p Exhibi- Aug 7 p 344 Expenditures: Capital—Water Over the Dam (Edi- torial), Dec 4 p 1710 Exports: Aircraft, Engines and Parts, Five Months, July 10 p 115 Iron and Steel, May, p 65; June, p 307; July, p 6738; August, p 961; September, p 1357; Octo- ber, p 1705; November, p 1966 Machinery, First Half (Editorial), Aug 28 p 574 Machinery, Industrial, 10 Dec 11 p 1820 Machinery, to Stabilize Depression’, Sept 4 p 628 Machinery, Value, May, p 68; June, p 367; July, p 674; August, p 1076; September, p 1359; Oc- tober, p 1708 Measuring the Decrease (Editorial), Oct 23 p 1165 Months, Steel, Distribution First Half, Aug 7 p 368; Nine Months, Nov 6 p 1358 Trend in United States, Aug 28 p 568 Extras: Black Sheets Revised, Nov 13 p 1423 Eyles, A.: New Type of Tank Overcomes Cor- rosion in Aluminum Welds, Dec 25 p 1934 F Fabricated Plate: Orders, May p 136; June, p 510; July, p 592; August, p 889; September, p 12548; October, p 1733 Producers Organize Institute of Steel Plate Construction, Dec 4 p 1735 Fabricated Structural Steel: Large Tonnage (Editorial), Aug 28 p 575 Orders, June, p 245; July, p 513; August, p 884; September, p 1188; October, p 1889 Facing Machine: Mummert-Dixon Spot*, Aug 14 p 435 Thomas Large Column*, Aug 7 p 366 Fairbanks, Morse & Co.: Synchronous Industrial Motors*, Oct 2 p 935 Falk, Harold S.: Apprentice Training in Wisconsin, Dee 18 p 1861 Farm Building: Of Steel Members*, July 17 p 175 Farm Mechanization: Primary Problem, Aug 28 p 576 Farmer: Facing Facts in Agriculture*, Aug 14 p 407 Farquhar, Francis: Profits on Reduced Production, Sept 4 p 606 Farrel-Birmingham Co.: Sykes Gear Generator‘, 1080E Farrell, James A.: Address at Annual Meeting of American Institute of Steel Construction, Nov 6 p 1320 Oct 16 p Honored at India House Anniver- sary, Nov 27 p 1643 Sanity in Competition, Oct 30 p 1234 Fate-Root-Heath Co.: Gas-Electric and Oil-Electric Loco- motives*, July 10 p 100 Fatizue: Limit Raised by Cold Rolling*, Sept 18 p 775; Oct 2 p 928 Faurote, Fay L.: New Diesel Aircraft Engine*, July 17 p 148 Training in General Motors Insti- tute of Technology*, Aug. 14 p 425; Aug 21 p 495; Federal Products Corpn.: Indicating Wire Gage*, Aug 14 p 439 Feed Screw: Alloy Steel Poured as Nov 13 p 1436 Feeding and Timing Device: Brown & Sharpe Stock for Screw Machines*, Dec 25 p 1939 Feeds: Bradford Kant Slip*, Sept 11 p 711 Littell Punch Press*, July 24 p 237 Ferroalloys: Census of Production, 1929, Dec 25 p 1966 Casting”*, JULY—DECEMBER, 1930 Production First Half 1930, Aug 14 p 468 Ferrochromium: Refined in Coreless induction Fur- nace, Dec 18 p 1846 Filing Machine: Grob Continuous*, Aug 28 p 567 Findley, A. L.: Market Laboratories, Industry Will Operate, Nov 20 p 1496 Finney, Burnham: Facing Facts in Agriculture 14 p 407 Manufacture of Cutting Tools in Michigan Plant*, Dec 25 p 1908 Manufacture of Push Rods in Ford Plant*, Dee 11 p 1760 Plant of Goddard & Co.*, Sept 25 p 849 Firth-Sterling Steel Co.: Research Laboratory*, 686 Fitzgerald, Charles A.: Lower Retail Prices, Dec 25 p 1943 Flanders, Ralph E.: Three-Day Weeks, Oct 30 p 1244; Nov 27 p 1630 Flange: Merco Swivel*, Nov 6 p 1312 Flex Arc: Westinghouse Welder for Pipe-Line Work, Dec 25 p 1931 Floating Deck: Columbian for Gas Tanks, Dec 25 p 1940 Floors: Battledeck for Cold Storage Ter minal*, Oct 30 p 1220 Battledeck, in Berkshire Aug 14 p 443 Battledeck, Tests of Fire, Load and Sound Investigation, Nov 13 p 377 “Ford City” , Aug New Goddard Sept 11 p Garage’, of Russia: Progress in Building*, Dec 11 p 1776 Ford Motor Co.: Acquires Walpole Mine at Iron Mountain, Dec 11 p 1810 Assembly Plant at Edgewater, N. J.*, Dec 11 p 1808 British Plant, Oct 2 p 960; Oct 9 p 1032* Building City Docks at July 17 p 206 Buys Furnace for Scrapping Cars, Oct 9 p 1042 Buys Wabana Ore for British Plant, Aug 21 p 510 Conveyor for Taking Ingots from Molds to Soaking Pit*, Dec 18 p 1847 Crankshaft and Flywheel Sept 18 p 784 European Wage Policies, Nov 27 p Cologne, Rooms’, 1600 Manufacture of Push Rods*, Dec 11 p 1760 Scrapping Automobiles*, July 3 p 14 Weight Equalizing Machines*, Sept 18 p 786 Welding Rustless Steel, Nov 13 p 1377 Foreman: Must Know His Men, July 17 p 143 Forging: Basic Open-Hearth Steel for, Oct 23 p 1138 Precision, in Billings & Spencer Plant*, Dee 18 p 1840 Rustless Steel, Oct 16 p 1078 Xl Forgings: Air-Hardened Alloy Steel*, July 24 p 234 Locomotive, Hardening at Baldwin Plant*, Sept 4 p 626 Nitriding Larger, Oct 23 p 1127 Forging & Casting Corpn.: Air-Hardening Alloy Steel Forgings and Castings*, July 24 p 234 Forming Machines: Dienelt & Eisenhardt for Rolling Heavy Metal*, July 31 p 299 Schatz*, Aug 14 p 438 Fort Pitt Bridge Works: Merger with Massillon Bridge & Structural Co., July 17 p 170; Oct 30 p 1264 Foster Machine Co.: Duplex Chucking Machine*, July 17 p 173 Foundries: Allis-Chalmers, Labor Saving Equipment*, Aug 14 p 418 American Radiator, Straight Line Output and Mechanical Han- dling*, Dec 18 p 1833 Code for Coloring Wooden Patterns, July 3 p 18 Cutting Production Costs*, Dee 11 p 1753 Parr Division Oliver Farm Equipment Co.*, Sept 25 p 836 Lebanon New Steel*, Dec 4 p 1683; Dee 11 p 1788 Materials Handling and Storage in, Aug 7 p 348 Mechanical Charging in Caterpillar Tractor Plant*, Nov 6 p 1306 Operations, June, p 302; September, October, p 1708 Preheated Blast for Cupolas, Oct 23 p 1150 Ratio of Charge to Cupola Melting Speed, Aug 28 p 554 Sand Control, Dec 11 p 1754 Standard, Lowers Costs Through Cooperation*, Aug 7 p 341 Steel, Status of, Sept 11 p 742 Foundry Equipment: Orders, July, p 563; August, p 960; September, p 1274; November, p 1962 Foundrymen’s Associations: American, Annual Meeting An- nouncement, Oct 30 p 1230; Regional Meeting Announcement; Dec 4 p 1712 France: Steel Consumption, Per Capita, 1929 (Editorial), July 24 p 248 France and Freeman: Endurance Properties of Rail Steel, July 17 p 158 Frank, Thomas B.: Machine Shop Accounting by Me- chanical Methods*, Oct 2 p 925; Oct 23 p 1132 Freeman and France: Endurance Properties of Rail Steel, July 17 p 158 Freight Rates: Bangor & Aroostook May Add Ar- bitraries on Steel, Nov 6 p 1356 Buffalo Pig Iron, Oct 9 p 1030 Chicago Switching District, July 24 p 265; Aug 14 p 463 Chicago-Milwaukee, Petition to Re- consider Denied, July 24 p 243 Coke, New Rates Suspended, Sept 18 p 812 Cotton Ties Ordered Revised, Dec 11 p 1811 Eastern Blast Furnaces Seek -Re- duction, Sept 11 p 752 Hart Xl] (Freight Rates, continued) Foundry Sand Shippers Seek Lowe) pept 1] p 752 JULY—DECEMBER, 1930 Unit Output (Editorial), Oct 30 p 1244 Furnaces, Case-Hardening: ; Illinois Manufacturers Oppose Rat« Hydro Special*, Sept