The Iron Age

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Acheson, Sept 26 p 826 Acids: ~ Tests During Pickling, Nov 7 p 1288 Adam, A. T.: Wire for Mining Rope, Oct 10 p |. 956 Adams Co.: Milling Head for Planers*, Oct. 3 ~~ p 905 Advance Diamond Tool Co.: Grinding and Lapping Machine", Dec 19 p 1671 Advertising: Against Use of Word Only, July 4 p 40 Aeronautics: Symposium on Electrochemistry in, Sept 26 p 832 Agnew, Dr. P. G.: Role of Trade Associations in Stand- ardization, Oct 31 p 1172 Aircraft: British Disaster Caused by Fatigue of Steel, Sept 5 p 600 Dirigible ZMC-2, All-Metal*, Aug 22 p 453 Dirigibles, Trend in Design, Nov 7 p 1240 Engines, Developments, Dec 12 p 1596 Goodyear-Zeppelin, Factory and Dock for*, Oct 3 p 885 Graf-Zeppelin Crankshaft Failure, Sept 12 p 672 Growing Size of Industry, Sept 5 p 648 Light Alloys for, Sept 5 p 615 Mass Production in Waco Plant*, July 4pl Metal Supplanting Wood in Con- struction, Sept 19 p 778 Metals Used in Making Airplanes”, July 25 p 211; Aug 8 pp 360, 361 ‘arp aot Treating*, Aug 29 p Passenger Depots, Designs for’, Oct 17 p 1023 Rust-Proofing Steel and Aluminum -Parts, Aug 15 p 409 INDEX THustiated articles indivated by * Tubing, Flash Welds. on*, July 25 p 214 Airports: : In United States, Nov 28 p 1456 Alemite Die Casting & Mfg. Co.: Intricate Castings from Automatic “Dies*, Oct 10 p 968 Alexander, Magnus W.: Economie Evolution of United States, Nov 28 p 1463 Suggests International Statistical Bureau, July 11 p 131 Allegheny Metal: Sheets, Cover Corridor Bridge’, July 18 p 158 Alloy Steel: (See Also Steel) Colhed, Aug 22 p 480 Definition for, Dec 12 p 1594 Gains in (Editorial), July 18 p 172 In the Railroad Field, Dec 12 p 1592 Past and Present, July 11 p 108 Production, 20 Years*, Aug 29 p 544 Quantity of Each Type Made in 1928, Dec 26 p 1735 Ratio to Carbon Steel Production, Sept 5 p 648 Spark Testing*, Oct 10 p 9538 Structural, Tests on Columns*, Nov : 4 p 1300 Studies on, Oct 24 p 1112 Trends in, Dec 12 p 1593 Unusual Uses for (Editorial), July 11 p 106 Alloys: Aluminum-Copper, Thermal Con- duetivity*, Oct 17 p 1036 Aluminum, Forge Shop, Dec 5 p 1521 Aluminum, Heat Treating, Aug 29 p 514 Aluminum, in Aeronautics, Sept 26 p 832 Beryllium, in Aircraft Construction, Sept 26 p 833 Brass, P. M. G., Aug 29 p 548 Chrome-Nickel Stainless*, Oct 3 p 887 Hascrome, Hard Surfacing, Nov 7 p 1279 Tron, Castings, Ascendency of, Aug p 282 ies aie id ae Foundation Com- mittee to Study, Oct 3 p 940 Light. for Aircraft, Sept 5 p 615 Low-Ex for Gas Engine Pistons, Aug 29 p 561 Magnesium, in Aeronautics, Sept 26 p 833 Non-Ferrous, Melting in Cupola, Aug 22 p 502 Pure Manganese and Manganese- Iron, Oct 24 p 1111 Pyrasteel, Chicago Heat Resisting”, Aug 29 p 538 Zinc Base for Die Castings*, Dec 19 p 1655 All-Metal Construction: White Castle System*, mae 1 p 281 Aluminum: Alloys, Discussed by British and German Metallurgists, Oct 3 p 914 Alloys, in Aeronautics, Sept 26 p 832 ili Alloys, Solution Potentials of Cor- rosion and, Sept 26 p 833 Automobile and Cooking Utensil Consumption, Sept 26 p 852 Cans, Experiment: in Norway, Oct 31 p,1201 Chrome Plated, Aug 1 p 325 Electroplating on Steel, Sept 26 p Production, 1928, Sept 19 p 776 Progress, Display*, Sept 19 p 787 Used in. Architecture*, Nov 21 p 1861; (Editorial) p 1397 Aluminum Co. of America: Fairfield Jobbing Foundry*, Aug 15 p 406 Forge Shop for Aluminum Alloys, Dec 5 p 1521 Low-Ex Alloy, Aug 29 p 561 American Association of Engineers: New Constitution, Oct 10 p 976 American Bolt Co.: Acquired by Lake Erie Bolt & Nut Co., Aug 22 p 485 American Car & Foundry Co.: Annual Report, July 4 p #1 American Chain Co., Inc.: “Non’ts” for Chain Users, Aug 1 p 265 American Drop Forging Institute: Convention Proceedings, Oct 3 p 912 American Electric Furnace Co.: High-Speed Furnace*, Aug 29 p 533 American Electrochemical Society: Convention Proceedings, Sept 26 p 825 Spring Meeting Convention Pro- gram, Oct 24 p 1119 American Engineering Council: Reviews Patent Bills, Oct 31 p 1191 American Forge Co.: Development of Upset Forgings”, Dec-5 p 1513 American Gear Manufacturers’ Asso- ciation: Convention Proceedings, Oct 31 p 1171 American Institute of Steel Con- struction: Annual Meeting, Nov 14 p 1328; Nov 21 p 1876 Buildings 2000 Ft. High Structurally Possible, Oct 10 p 1016 New Method of Sales Promotion Work, Aug 22 p 485° Selects Most Beautiful Bridge Built in 1928*, Nov 7 p 1231 To Hold Trade Practice Conference, Sept 26 p 870 American Institute of Weights and Measures: ‘Nominations to Fill Vacancies, Nov 7 p 1244 American Iron and Steel Institute: Honors Charles M. Schwab for Service in Steel Industry*, Oct 3 p 915 Fall ere aa. Proceedings, Oct 31 p Pig Iron and Ferroalloys Produc- tion First Half 1929, Aug 15 pp 419, 420 Steel Ingot Production by Months, June, p 101; July, p 425; Au- gust, p 685; September, p 985 OSECS8S lV (American Iron and Steel Institute, continued) Trackwork Shipments, June, p 168; July, p 586; August, p 780; September, p 1048; October, p 1481; November, p 1715 American Management Association: Convention Proceedings, Noy 14 p 1319 American Manganese Producers’ As- sociation: Convention Proceedings, Sept 12 p 684; Sept 19 p 780 American Puddled Iron Co.: To Take Over Warren Plant, Aug 8 p 378 American Radiator Co.: Conveyors and Ovens for Cores*, Dec 5 p 1516 American Refractories Institute: Officers, July 4 p 31 American Rolling Mill Co.: Blast Furnace Record, Sept 12 p 678 Bonus System, Nov 14 p 1319 Continuous Sheet Process Licenses, Oct 3 p 921; Dee 5. p 1560; Dec 12 p 1625 Park Employees’ Cars*, July 18 p 167 Safety Record, Sept 19 p 780 To Close Elyria Plant, Dec 26 p 1761 American Society for Steel Treating: Convention Proceedings, Sept 12 p 693; Sept 19 p 733 American Society for Testing Ma- Large terials: 1930 Meeting Announcement, Oct 31 p 1191 Aircraft Symposium Planned, Nov 7 p 1244 ‘Convention Proceedings, July 4 p 9 Symposium on Cast Iron as En- gineering Material*, July 4 p 6 American Society of Mechanical En- gineers: Annual Meeting, Dec 12 p 1584 Conference on Wire Rope, Sept 26 p 838 Nominations, July 18 p 166 Steel Mill Bearings Research Com- mittee, Sept 19 p 785 Technical Committee Chairmen, Dec 26 p 1761 To Celebrate 50th Anniversary, Oct 10 p 976° American Standards Association: Campaign to Finance Industrial Standardization, July 18 p 161 ‘Cut and Ground Thread Standards, Nov 28 p 1462 Directors*, July 11 p 104 American Steel & Wire Co.: Expansion Plans, Nov. 28 p 1486; Dec 19 p 1675 Human Side of High Productivity (Editorial), July 18 p 171 American Tool Works Co.: Radial Drilling Machine*, Oct 10 p 981 American Welding Society: Convention Proceedings, Sept 19 p 741 Specifications for Manganese Steel Welding Rod, Aug 29 p 524 Americanizing Industry Abroad: (Editorial), July 18 p 171 Amtorg Trading Corporation: Purchases for Russia, Oct 10 p 1014; Oct 17 p 1048 Anderson, Robert J.: Aluminum Can Be Slush Molded, Nov 28 p 1468 Heat Treating Aluminum Alloys, Aug 29 p 514 JULY—DECEMBER, 1929 Andrews, Toledo, Ltd.: To Operate Sheffield Works, July 18 p 196 Annealing: (See Heat Treating) Apex Machine Co.: Nut Setter, Universal Joint*, Oct 10 p 981 Lindmark Tool Holder*, Aug 15 p 414 Tool Holders, Full Floating*, Oct 3 p 905 Apprenticeship: Cleveland Foundry School*, Dee 12 p. 1579 Training in Warner & Swasey Plant*, Nov 14 p 1293 Training in Worthington Plant*, Aug 8 p 333 Universal Essential*, July 25 p 203 Architecture: Use of White Metal in*, Nov 21 p 1361, (Editorial) p 1397 Armor Electric Mfg. Co.: Abrasion-Proof Induction Motor*, July 18 p 162 Armstrong-Bray & Co.: Flexible Belt Lacing*, Dec 26 p 1742 Armstrong, Edward H.: Seadrome, Steel Tonnage*, Nov 14 p 1298 Army Ordnance Association: Demonstrates New Munitions of War, Oct 17 p 1049 Art Metal Radiator Co.: Radiator Covers*, Sept 12 p 673 Arter Grinding Machine Co.: Cylindrical Grinder*, Sept 19 p 672 Associated Machine Tool Dealers: Officers, Oct 10 p 991 Associated Metal Lath Manufactur- ers: Trade Practice Conference, July 4 p 13 Association of Iron and Steel Elec- trical Engineers: Electric Heating and Welding Con- ference with Pennsylvania State College, Nov 21 p 1387 Aston, James: Wrought Iron Process Plant*, Aug 8 p 341 Atlas Steel Barrel Corporation: Trailers for Quantity Delivery*, Dee 12 p 1595 Aufderhaar and Smith: Molybdenum in Cast Iron*, Dee 5 p 1507 Austin Co: Contract to Build Russian Automo- bile Plant, Aug 29 p 578 Creates Foreign Department*, Nov 28 p 1464 Design for Airport Depot*, Oct 17 p 1023 Expansion Plans, Dee 12 p 1632 Auto Specialties Mfg. Co.: Solderless, Puttyless Skylights*, Nov 28 p 1440 Automatic Transportation Co.: Merged with Barret-Cravens and Walker Vehicle Companies, Dec 26 p 1759 Automobiles: Assembling Bodies in Plant*, Nov 21 p 1874 Assembly Plants, World Wide Dis- tribution of American*, July 25) p 225. — Bus ‘Bodies, Manufacture in Lang Plant*, Dec 26 p 1732 Consumption of Steel (Editorial), Sept 12 p 691 in Byers Durant Exports, 1925-1929 (Editorial), July 25 p 229 : Exports, First Half 1929, Sept 26 p 870; Nine Months, Nov 28 p 1456 General Trade and (Editorial), Nov 28 p 1467 Old, as Scrap (Editorial), Oct 24 p PIL, Output, Decline in (Kditorial), Sept 26 p 851 Production by Months, June p 102; July p 586; August p 948; September p 1142; October, p 1416; November p 1693 Production Costs in Studebaker Plant*, Oct 3 p 891 Shipping Bodies to Utilize Space*, July 11 p 88 : Steel Demand and (Editorial), Oct 31 p 1189 Automotive Industry: ; Earnings (Editorial), Aug 29 p 559 Avey Drilling Machine Co.: Bench Berjo Vises*, Des 19 p 1670 Axes: Heat Treating Woodsmen’s*, Oct 24 p 1094 B Babbitt Metal: Scrap, Recovering from Bronze, ~ Sept 26 p 832 Babcock & Wilcox Co.: Fatigue Tests on Drums Shells*, Sept 5 p 607 Water Gage for High Pressures*, Oct 17 p 1044 Babson Episode (Editorial), Sept 12 and p 690 Baird Machine Co.: Horizontal Chucking Machine, New*, Nov 7 p 1249 Baker Brothers, Inc.: Horizontal Drilling Machines, Hy- draulic Feeds*, Sept 19 p 754 Baker, Dr. Hugh P.: Trade Associations Important Busi- ness Factors, Oct 24 p 1114 Baker, Dr. Thomas S.: Future of Coal a Chemical Problem, Dee 26 p 1766 Baldwin Locomotive Works: To Acquire Southwark Foundry & Machine Co., Oct 10 p 984 Baldwin Tool Works: \ Electric Furnaces vs. Gas for Heat Treating*, Dec 26 p 1725 Baling Press: Galland-Henning Hydraulic*, Aug 29 p 550 Balls, Steel: Chilled Mold for Making*, Aug 8 p 350 Band Saw: Laidlaw, for Handling Two Jobs Simultaneously*, Oct 24 p 1109 Oliver, Direct Connected Motor Drive*, Aug 22 p 473 Bank of Manhattan Co. Building: Record Speed in Steel Erection*, Sept 19 p 730 Barber-Colman Co.: High-Production Hobbing Machine*, Nov 7 p 1252 : Bardenheuer and Zeyen: as Cast Irons, Sept 12 p Barnes Drill Co.: Drilling and Tapping Machine, All Geared*, Sept 19 p 754 Gang Drill with Hydraulic Index- ing Table*, Dee 5 p 1532 Barnes, Wallace Co.: Spring Manufacture*, July 11 p 83 Barrett Co.: Melting Non-Ferrous Metals and Alloys in Cupola, Aug 22 p 502 Barrett-Cravens Co.: Merged with Walker Vehicle and Automatic Transportation Com- panies, Dec 26 p 1759 Barrett, Leon J., Co.: Oil Extractor, Washers and Dry- ers*, Oct 24 p 1110 Barrett, William J.: Studies on Migration of Industry*, Oct 24 p 1089 Barrows, W. P.: Crystal Spots on Plated Ware, Aug 29 p 516 Bars: ’ Cold Finished, Extras, July 25 p 231 Concrete Reinforcing, Tests, Aug 8 p 361 Batty, George: Electric Steel for Castings, Sept 26 p 828 Baush Machine Tool Co.: Nut and Screw Driving Machine’, Aug 15 p 415 Bearings: Anti-Friction, Investigations, Dec eet 1615 Bronze, Best Suited to Lack of Lubricant, Aug 1 p 265 Bronze, Wear Tests*, ae 28 p 1431 Roller, Hyatt Single Row Radial*, Sept 12 p 682 Roller, on Old Mill Motors*, 12 p 677 Roller, Steel Mill Research, Com- mittee, Sept 19 p 785 Beatty Machine & Mfg. Co.: Punch, Toggle Beam*, July 25 p 221 Becker, Luther: American Scrap Exports and Im- ports, Nov 7 p 1245 Belfont Steel & Wire Co.: In Receivership, Dec 5 p 1548 Bellevue Industrial Furnace Co.: To Make Electric Furnaces, ee 29 p 573 Belt Lacing: Armstrong-Bray Flexible*, p 1742 Bennington, E. T.: Designing for Safe Operation, Dec 19 p 1662 Materials Handling Equipment, Advantages of, Dec 26 p 1721 Savings from Use of Materials Handling Equipment, Dec 12 p 1586 Sept Dee 26 Tying Up Production Control with Materials Handling, Dec 19 p | SiGeZ! Benson, Capt. Ronald: Forging Seamless Aug 15 p 400 Berg, Cris: _ Labor Incentives and Lower Costs, Dec 19 p 1647 Beryllium: Discussed by British and German Metallurgists, Oct 3 p 914 Editorial, Sept 26 p 850 For Deoxidizing Copper Castings, Oct 3 p 911 German Output, Oct 31 p 1220 In. Aircraft Construction, Sept 26 p 833 Best, C. H.: Economic Production Quantities’, Dee 12 p 1584 Steel Drums*. JULY—DECEMBER, 1929 Bethlehem Steel Co.: Warehousing of Bolts and Nuts%*, Aug 1 p 283 Bethlehem Steel Corporation: Buys Pacific Coast Steel and South- ern California Iron & Steel Companies, Dec 5 p 1535 Expansion Plans, Oct 31 p 1208; Nov 7 p 1284 Quarterly Report, Aug 1 p 293; Oct 31 p 1208 Steel Plant Capacities, July 4 p 36 Suit Against Steel Corporation Settled, Nov 21 p 1392 To Increase Sparrows Point Capac- ity, Sept 26 p 870 To Issue New Common Stock, Sept 12 p 714 Betts, Anson G.: American Costs of Concentrating Manganese Ores, Aug 29 p 561 Foreigners Should Pay for Access to American Market, Aug 1 p 298 Biehl, John F.: Apprenticeship Training in Worth- ington Plant*, Aug 8 p 333 Billings & Spencer Co.: Drop Hammers, Motor-Driven Rolls*, Oct 17 p 1045 Binks Mfg. Co: Spray Painting Outfit*, ‘ 473 Blanchard, Edward P.: Automatie Continuous Manufactur- ing, July 11 p 109 Blaw-Knox Co.: Pavegard, for Longer Wearing Street Surface, Aug 15 p 424 Personnel Changes, Sept 12 p 678 To Acquire Union Steel Casting Co. Aue 1p 299 Boats, Motor: Stee], Government Built*, Aug 22 p 465 Boilers: Fatigue Tests*, 26 p 853 Bolckow, Vaughn & Co., Ltd.: Merger with Dorman, Long & Co., Ltd., Oct 31 p 1219 Thomas Process Jubilee, Oct 31 p Aug 22 p Sept 5 p 607; Sept 1216 Bolts and Nuts: Pacific Coast Steel Co’s New Plant*, Oct 3 p 9138 Bolts, Bearings and Profits (EHdi- torial), Aug 29 p 560 Bolts, Screws and Rivets: Cold-Heading and Thread Rolling, Oct 17 p 1027 Bonuses: American Rolling Mill System, Nov 14 p 1319 Group, Incentives, Oct 31 p 1175 Book Reviews: American Bureau of Metal Year Book, Sept 12 p 688 American Merchant Marine Problem, Dec 19 p 1707 Chains and Belts for Conveyors, Sept 19 p 742 Commodity Exchanges, Dec 19 p 1706 Continental Wire Making (Draht-Welt- Buch), Sept 12 p 686 Foundry Practice, Sept 12 p 688 Statisties German Treatise on Foundry Work, Aug 8 p 384 History of Manufactures in United States, Sept 12 p 687; Dec 19 p 1706 How Surface Damage Affects Fatigue, Nov 7 p 1242 Industrial Economics, Sept 12 p 686 Industrials, Their Securities and Or- ganization, Aug 8 p 384 Manufacturing, Aug 8 p 384 Manufacturing Costs and Dec 19 p 1669 Accounts, Vv Material Control and Storekeeping in Machine Shops and Foundries, Dec 19 p 1707 Mergers and the Law, Nov 7 p 1241 Mergers in Industry, Nov 7 p 1241 Photomicrographs of Iron and Steel, Nov 7 p 1241 se Terminal Charges, Dec 19 p Practical Industrial Furnace Design, Aug 8 p 385 Principles of Metallography, Aug 8 p 385 Principles of Metallurgy, Aug 8 p 384 Principles of Scientific Purchasing, Dec 19 p 1706 Production Enns Engineering Elements, Dec 19 p 166 Rolling Mill aE Nov 7 p 1243 Soviet Union Looks Ahead, Dec 19 p 1669 pice and Its Heat Treatment, Aug 8 p 385 Steel for High Temperatures and Pres- _ sures, Sept 12 p 687 Story of Baltimore & Ohio Railroad, Nov 7 p 1232 Tariff on Iron and Steel, Dec 19 p 1668 Ten Years of Iron and Steel Industry in Poland, Nov 7 p 1243 Trade Associations, Sept 12 p 688 Books Received, Aug 8 p 385; Sept 12 p 688; Nov 7 p 1243; Dec 19 p 1707 Bopp Steel Corporation: Organized, Nov 28 p 1458 Boring Head: Gairing*, Sept 19 p 767 Boring Machine: Defiance Two-Way Opposed Ream- ing and*, Dee 12 p 1602 Lucas Horizontal*, Sept 19 p 751 Moline No. 14 Hole Hog.Cylinder*, Oct 3 p 907 Root, for Wooden Cable Heads’, July 18 p 162 Universal Horizontal*, 752 Bossert, T. W.: Aluminum Alloys in Aeronautics, Sept 26 p 832 Boston and Oxford: Drilling Tests, Dec 19 p 1705 Boulton & Paul, Ltd.: Heat Treating Stainless Tubes*, Oct 31 p 1157 Bourne-Fuller Co.: Merged with Republic, Donner and Central Alloy Steel ‘Com- panies*, Dec 19 p 1675 Boye & Emmes Machine Tool Co.: Coneless Engine Lathes*, Nov 21 p 1389 Brace, Dr. P. H.: New High-Frequency Furnace, Sept 26 p 825 Bradley, Wilson: Leaching Manganese Ore with Am- monia, Aug 8 p 345 (Editorial) p 359 Brandt Engineering Co.: Furnace for Bright Annealing, Sept 12 p 683 Brass: Recovering Serap, Sept 26 p 831 Vickers High-Strength, Aug 29 p 548 Braune, Hjalmar: Nitrogen Content in Steel, July 11 p 85 Sept 19 p Steel Brazing: Steel, Failures, Oct 24 p 1103 Brecht and Wahl: Mechanical Springs’, Breuer Electric Mfg. Co.: Electric Paint Spray*, Nov 14 p 1316 Brewer, Robert W. A.: Alloy Steels, Past and Pretent: July 11 p 108 Dec 19 p 1664 vi Brewster, William, Co.: Elkonite Marking Tips, Nov 7 p : 1248 Bridges: Corridor, Polished Allegheny Metal Sheets*, July 18 p 158 Hudson River at Poughkeepsie’, Sept 5 p 606 Liberty, to Be Built Across Nar- rows, Nov 21 p 1399 Pittsburgh, Selected as Most Beau- tiful Built in 1928*, Nov 7 p 1231 Tests on Columns of Structural Al- loy Steel*, Nov 14 p 1300 Brinton, William C.: Flexibility Needed in Materials Han- dling, Dec 12 p 1606 Broaching Machines: Foote-Burt Surface*, Sept 19 p 756 Broderick Fireside Homes Association: Steel Frame Houses for South America, July 11 p 121 Brokers’ Loans: Mystery of Increase, Oct 10 p 990 Bronzes, Bearing: Best Suited to Lack. of Lubricant, Aug 1p 265 Brosius, Edgar E., Inc.: Welded Grab Bucket*, 1462 Brown & Sharpe Mfg. Co.: Micrometer with 0 to 4-in. Range’, Nov 28 p 1462 Plug and Ring Gages*, Nov 21 p -Sept 12 p Nov 28 p 1389 Releasing Die Holder*, 683 Brown Instrument Co.: Improved Method of Installing CO. Meters*, July 18 p 164 Brown, J. L.: Roller Bearings on Old Mill Mo- tors*, Sept 12 p 677 Brush: Paasche Wire*, July 18 p 163 Bryant Chucking Grinder Co.: Deep-Hole Automatic Sizing Grind- er*, Sept 19 p 759 Bucket: Brosius Welded Grab”, Lage Erie Multi-Power™*, Nov 28 p July 18 p 163 Williams 10-Ton Clamshell*, Aug 1 p 274 Budd, Edward G., Mfg. Co.: Flash Welding Stee] Automobile Bodies*, Nov 14 p 1303 Buffalo Bolt Cos July 18 p Simplification Exhibit*, 156 : _ Buffalo Forge Co.: 16-In. Sensitive Drill*, Aug 8 p 353 Bending Rolls*, Sept i9 p 770 Buffing Machine: Hisey-Wolf Dual, with Independent Spindle Control, July 25 p 223 Buffington, E. J.: Chicago’s Expansion in Steel Pro- duction, Oct 17 p 1079 Building: (See Also Construction) Better Situation Foreseen (Hdi- torial), Nov 14 p 13825 Contracts, June, p 131; July, p 485; August, p 778; September, Oc- tober, p 1481; November, p 1715 Prolonged Activity (Editorial, Oct 17 p 1056 Revised New York Code May Allow Welding, Oct 3 p 935 JULY—DECEMBER, 1929 Bundling Machine: Garrett Scrap*, Aug 8 p 353 Bunnell, Sterling H.: ; Material Handling in Chilean Ni- trate Plant*, Sept 12 p 667 Bureau of Foreign and Domestic Com- merce: Cooper, William L., Head, Sept 19 p 777 Bureau of Standards: Bend Test Machine, Sept 12 p 672 Polishing Machine for Metal Speci- -mens, Nov 14 p 1312 Burgess, Robert W.: Size of Organization, Dec 12 p 1599 Burlingame, Luther D.: Making Machine Tools Safe, Oct 3 p 895 Burnisher: City Gear, Bus Bodies: Steel, Manufacture in Lang Plant”*, Dec 26 p 1732 Business: Analysis and Forecasts, Sept 19 p 773; Oct 17 p 1034; Nov 21 p 1872; Dec 19 p 16738 And the “New Era” (Editorial), Nov 21 p 1396 Big, Danger in Growing Bigness of, Sept 19 p 784 Circles and Spirals in (Editorial), Sept 19 p 784 Effect of Stock Market on (Hdi- torial), Nov 21 p 1396 General (Editorial), Oct 17 p 1054 Hoover Conferences on Stabiliza- tion, Nov 21 p 1891; Nov 28 p 1455, (Editorials) pp 1466, 1467; Dec 12 p 1608; Dec 19 p 1672; Dec 26 p 1765 Hoover Committee on Stabilization, Dec 19 p 1672; Dec 26 p 1765 New Trends in Distribution, Nov 28 p 1443 Outlook, Charles M. Schwab on, Dee 12 p 1610 Prospect for 1930, Nov 28 p 1449 Size and Success (Hditorial), Aug 8 p 358 Status Quo of (Editorial), Dec 5 p 1538 July 18 p 163 Survey Reveals Oct 17 p 1056 Trends, Discussed by Industrial En- gineers, Oct 31 p 1179 Business Calls: Length of (Editorial), 1055 Byers, A. M., Co.: Aston Process for Wrought Iron*, Aug 8 p 341 By-Products: Coke, Trend, July 25 p 230 By-Products Coke Corporation: Merger with Toledo, Perry and Zenith Furnace Companies, Nov 7 p 1279; Nov 14 p 1328; Dec 5 p 1536; Dec 12 p 1635 Good Conditions, Octa lip C Cadmium: Output, 1928, Aug 15 p 446 Utility of, Sept 19 p 729 Calorizing Co.: Calorizing Tubes to Resist Corro- “sion*, Dee 5 p 1510 Campbell, F. D.: Cutting Costs in a Jobbing Foundry, Oct 17 p 1052 Campbell, H. L.: Colorimetric Carbon Test*, July 18 p 157 Camobell James A.: Celebrates 75th Birthday*, Sept 19 coy, Te Paes ene Lecture, Sept 19 Cran: Automobile Production, 1928, p 226; June, 1929, p 320; July, p 586; August, September, p 1142; October, p 1486 Exports and Imports of Iron and Steel, 1928, July 11 p 100; Dec 12 p 1637 Imports of Industrial Machinery, 1928, Oct 24 p 1142 Movement to Make Country Inde- pendent in Steel, Aug 29 p 556 Pig Iron and Steel Production, Year 1928, pp 100, 1637; May, p 134; Half Year, pp 226, 254; July, p 651; August, p 870; Septem-. ber, p 1271; October, p 1491; November, p 1761 Research Laboratories Authorized, Oct 24 p 1145 Tariff, Iron and Steel, Dates of Hearings, Nov 14 p 1346; he ‘ 21 p 1423 Canadian Steel Corporation: Contemplating Tin Plate Mill, Nov 14 p: 1337 Canton Rolling Mills Corporation: To Make Coated Alloy Sheets, Oct 31 p 1216 Capacity: Fabricated Steel, Distribution and, 1928, Nov 21 p 1380 Steel Plant, by Districts, July 4 p 36 Capital: Prospects for Exports of ae ial), Nov.21 p 1398 Car Axles: Reclaiming, Nov 28 p 1488 Carboloy: (See Tungsten Carbide) Carborundum Co.: Lapping Soft and Hardened Gears, July 11 p 99 Carburizing: Rifle Parts*, Nov 28 p 1435 Carnegie Steel Co.: 383 and 36-in. Beam and Girder Sec- tions, Sept 12 p 637_ Carrie Furnace Lost-Time Accident Record, Dec 26 p 1737 To Add 10-in. Bar Mill at McDonald Works, Dec 5 p 1536 Carrier Engineering Co.: Manufacture of Centrifugal Com- pressors*, Oct 3 p 897 ; Cars: For Shipping Automobile Bodies*, July 11 p 88 Freight, Record Traffic with Less Equipment, Oct 24 p 1142 Steel Box on Rubber Tires*, Oct 17 p 1036 Cartels: : Continental Thin Sheet Propoahdl ; July 25 p 2538 fers eae Sales Planned, Nov 21 p 1422 Carter, L. R., Co.: Acquired by Stanley. Works, Dee 26 p 1766 Castings: Sherman Core Treatment for*, Dec 26 p 1736 Castings, Aluminum Alloy: Equal to Die Castings*, Dec 26 By 1722 Casting, Centrifugal: Guns, Oct 24 p 1106 Casting Machine: For pened Steel Balls*, Aug 8 p Castings, Alloy Steel: ’ Production, 1909-1928", Aug 29 p 544 Castings, Bronze: Porosity in, July 18 p 164 Castings, Copper: euros with Beryllium, Oct 3\p Hal Castings, Iron: Alloy, Ascendency of, Aug 1 p 282 age Output, 1928, Aug 1 p 282 As Engineering Material, Sympos- ium on*, July 4 p 6 Chromium, Manganese and Nickel Alloy, July 4 p 16 aU art of Test Bar with, July 15 Effect vot peers on Graphite in*, Dec 5 p 1518 ‘Heat Treatment of, Sept 26 p 826 ao eee Possibilities, Oct MA p ‘Made in Brackelsburg Furnace, Dec 12 p 1586 eee oconum: in*, Dec 5 p 1507 Ram-Up Cores for*, hae. 8 p 346 ears ebation Planned, Nov 14 p Remedy for Enamel Blisters, Nov 21 p 1398 Size of een and Strength of, July 11 p 80 “Slush Molding,” Oct 24 p 1096 Solution in Acids, Nov 28 p 1445 Superheating, Sept 12 p 674 Test Bars for, Nov 28 p 1438 Unmachinable Caused by Fins*, Nov 28 p 1446 Uses for, Sept 19 p 776 Various Types, Oct. 81 p 1174 Castings Malleable: Made in Pe cave Furnace, Dec 512 p 1586 "Production by Months, June, p 226; uly, p 586; August, p 861: iss p 1079; October, p Production in Fort Pitt Plant*, Nov 21 p 1364 Short- Cycle Annealing Process, Sept 19 p 776 Castings, Steel: 240,000-lb. Anvil*, Aug 15 p 398 In Water- avg (copper Tee Mold, July 1 Orders, cma : oe: July, p 584; August, p 984; September, p 1284; October, p 1486 Production Control in Sivyer Plant*, Oct 17 p 1029 Cement, Portland: Production, July, August, p 780; September, p 1145; October, p 1481; November, p 1715 Census of Distribution: (See Distribution Census) Census of Manufactures: - Committee to Advise on, July 25 p 231; Aug 1 p 311 Plans for Decennial, Nov 21 p 1394 Suggestions Invited, Aug 20 p 553 To Investigate Working Week -in Industry, Nov 7 p 1276 To Trace Migration of Industry, Oct 38 p 9138 Centers: ag meeeTtute Tail Stock*, 9p Nielson Peas, July 25 p 223 - Central Alloy Steel Corporation: Increasing Stainless Steel Capacity, Nov 21 p 1399 Sept JULY—DECEMBER, 1929 Merged with Interstate Iron & Steel Co., Oct 10 p 1008; Oct 24 p 1139; Dee 12 p 1631. Merged with Republic Iron & Steel, Donner and Bourne-Fuller Com- panies*, Dec 19 p 1675 New Nitriding Furnace, Oct 3 p 916; Oct 24 p 1102* Quarterly Report, July 25 p 255 Sheet Mill Expansion, Oct 3 p 931 Central Iron & Steel Co.: Steel Floor Plates for Diesel Engine “Yarders,” Sept 19 p 772 Central States Natural Gas Co.: Organized to Build Gas Lines, July 11 p 100 Centrifugal Casting: Guns, Oct 24 p 1106 Century Co.: Electric Heat-Treating Furnace*, Aug 29 p 533 Chain: Diamond 2%-in. Pitch Roller*, Nov 21 p 1390 Chamber of Commerce of the United States: Calls Industrial Conference, Dec 5 p 1585 Chambersburg Engineering Co.: 24,000-lb. Drop Hammer*, Dec 12 p 1602 Motor-Driven Board Drop Hammer*, Dec 26 p 1742 Press with Forged Steel Side Frames*, Sept 5 p 618 Chart: On Molybdenum Steel, Sept 5 p 648 Chase, Stuart: Industrial Equilibrium, Dee 12 p 1598 Checker Brick: Recovery and Replacing of, Dec 5 p 1529 Cherry, R. M.: Electricity for Galvanizing*, Aug 15 p 404 _ Chevrolet Motor Co.: Gray Iron Foundry*, Sept 5 p 612 Chicago: Expansion in Steel Production, Oct 17 p 1079 Chicago Bearing Metal Co.: Wear Tests on Bearing Bronzes*, Nov 28 p 1431 Chicago Daily News: An Appreciation of THE Iron AGE, July 25 p 225 Chicago Pneumatic Tool Co.: Rotary Pneumatic Grinder*, Nov 21 p 1390 Chicago Steel Foundry Co.: Pyrasteel, Heat Resisting Alloys*, Aug 29 p 538 Chicago World’s Fair: Engineering Members of Advisory Committee, Aug 22 p 480 Steel Committee, Nov 28 p 1487 Chile: Materials Handling in Plant*, Sept 12 p 667 Steel Industry to Have Government Support, Oct 3 p 910 China Steel, Aug 22 p 490 Chrome Alloy Products, Inc. Boneby aN Midvale Co., Oct 81 p Nitrate PAs Supply Controliee by Great Britain, Sept 12 p 674 Chromium Plating: Aluminum, Aug 1 p 3 British Comment on, Oct 31 p 1164 Vii British Survey of Present Status, Aug 15 p 394 On Brass and Iron, Nov 14 p 1298 Chrysler Building: Rustless Iron in Construction, July 18 p 173; Nov 21 p 1361* Chucking Machine: Baird New Horizontal*, Nov 7 p 249 Cleveland Hydraulic*, Oct 31 p 1185 Foster Automatic with Hydraulic Feed*, July 4 y 32 Goss & De Leeuw Multiple Spindle*, Sept 12 p 681 Chucks: Union Electric Power Lathe, Sept 19 p 767 Cincinnati Bickford Tool Co.: 12-ft. Radial Drill*, Dee 12 p 1602 Centralized Control Radial Drilling Machine*, Sept 19 p 753 Cincinnati Grinders, Ine.: Centerless Grinder, Hopper Feed’*, Nov 28 p 1460 Cincinnati Lathe & Tool Co.: “Maxi-Production” Lathes, Nov 14 p 1316 Cincinnati Milling Machine Co.: Cutter Grinder, New*, Nov 21 p 1388 Knee and Column Type Miller’, Oct 3 p 903 Power Rapid Traverse ailing Ma- chine*, Dec 19 p 1671 Small Hydraulic Feed Miller*, Dec 26 p 1741 Cincinnati Shaper Co.: Gear Burnisher*, Sept 19'p 751 Heavy-Duty Shapers with Puilt In Power*, Sept 19 p 757 Circuit Breaker: Square D Meter, Dec 12 p 1604 City Machine & Tool Works: Gear Burnisher*, July 18 p 163 Clamping Block: Homer ERRORS 2 Nov 28 p 1460 Clark, D. A., Co. Recoiling "Machine*, Oct 10 p 981 Clark Equipment Co.: New Transmission for Trucks, Sept 26 p 844 Clay, J. B.: Operated Cost Factors in Diesel Engine Plant, Nov 7 p 1256 Cleaning Machine: July 18 p Dreisbach Strip Steel*, 165 Cleanliness: In Iron and Steel Plants torial), Aug 22 p 483 Cleveland Automatic Machine Co.: Hydraulic Chucking Machine*, Oct 31 p 1185 (Edi- Cleveland Electric Tramrail: Steel Tube Stacking Rack*, Sept 12 p 666 Cleveland Hardware Co.: Forging Automobile July 11 p 86 Climax Molybdenum Co.: Chart on Molybdenum Steels, Sept 5 p 648 Clutch: Edgemont Disk*, Oct 3 p 904 Twin-Dise Multiple*, Sept: 9 p 769 Coal: Dust, as ppnnes to Molding Sand, July 2b pegie Future of, a Chemical Problem, Dec Hardware*, Industrial Stocks, July 11 p 18) Sept 5 p 652 Vili (Coal, continued) Less, and More Power (Editorial), Dec 26 p 1747 Production, May, June, p 131; July, August, p 678; September, pp 1048, 1145; Year 1928, p 1351; October, p 18938; November, p 1632 Pulverized, in Steel Industry, July 18 p 155 Trade Betterment, Chances of (Edi- torial), Aug 15 p 424 , Trade Ills Not Cured (Editorial), Oct 31 p 1189 Coal Mines: Steel Construction in*, Dec 5 p 1519; Dec 12 p 1614; Dec 26 p 1748 Coatings: Lead, Lining Tanks with*, Oct 3 p 906 Cochrane-Bly Co.: Metal Sawing Machine*, Sept 19 p 764 Code: Boiler, for Welded Pressure Vessels, Sept 19 p 742 Coiling Machine: Sleeper & Hartley Spring*, Sept 19 p 768 Coke: Beehive Process, Humphreys”, 24 p 1091 By-Product and Beehive Production, May, June, pp 131, 226; July, pp 502, 639; August, pp 678, 943; September, p 1048; Nine Months, p 1214; October, pp 1393, 1495; November, p 1632 By-Product Stocks, Sept 26 p 872; Nov 28 p 1486 By-Products Trend (Editorial), July 25 p 230 Plants of Soviet Russia, Dec 5 p 1540 Colby, C. C.: Nickel Used in Radio Tubes, Oct 24 p 1103 Cold Heading: Nuts, Bolts and Screws, Oct 17 p 1027 Colhed: Alloy Die Steel, Aug 22 p 480 Collester, E. H.: Coke Oven Plants of Soviet Russia, Dec 5 p 1540 Colorimetric Carbon Test*, July 18 p UGE Colors: For Identifying Metals, 518 In Steel Partitions (Editorial), Aug 22 p 483 Columbia Steel Corporation: Purchased by United States Steel Corporation, Nov 7 p 1244, : (Editorial) p 1255 Columbia Tool Steel Co.: 25th Anniversary, Aug 29 p 550 Columbium: Rare Metal Now Available, Aug 1 p 277 Commonwealth Steel Co.: Sold to General Steel Castings Co., Oct Aug 29 p Aug 8 p 363 Compressors: Centrifugal, Manufacture by Car- rier Engineering Co.*, Oct 3 p 897 Concrete Reinforcing Steel Institute: Convention Proceedings, Oct 10 p O77 Cone, Edwin F.: 20 Years of Alloy Steels*, Aug 29 p 544 JULY—DECEMBER, 1929 Ascendency of Alloy Iron Castings, Aug 1 p 282 Making Large Malleable Castings*, Nov 21 p 1364 Types of American Alloy Steels, Dec 26 p 17385 Consolidated Machine Tool Corpora- tion: Cold Saw with Oilgear Hydraulic Feed*, Nov 7 p 1250 Construction: (See Also Building) All-Metal, White Castle System”*, Aug 1 p 282 Buildings 2000 Ft. High Structural- ly Possible, Oct 10 p 1016 Changes in New (Editorial), Sept p 3850 Steel, Study Recommended, Noy 14 p 1327 Continental Shares, Inc.: Steel Stock Holdings, Dec 19 p 1716 Conventions: Araeriea Drop Forgings Institute, Oct 3p 2 American Electrochemical Society, Sept 26 p 825 American Gear Manufacturers’ Asso- ciation, Oct 31 p 1171 American Institute of Steel Construc- tion, Nov 14 p 1328; Nov 21 p 1376 ance ican Iron and Steel Institute, Oct 31 p 1165 pete. Management Nov 14 p 1319 American Manganese Producers’ As- sociation, Sept 12 p 684; Sept 19 p 780 American Society for Steel Treating, Sept 12 p 693; Sept 19 p 733 American Society for Testing Materi- als, July 4 p 9 American Society of Mechanical En- gineers, Dec 12 p 1584 pees Welding Society, Sept 19 p Association, Conerete Reinforcing Oct 10 p 977 German Foundry Engineers’ Associa- tion, July 11 p 97 Steel Institute, Institute of Metals (British), Oct 3 pp 911, 914 International Acetylene Association, Nov 21 p 1385 International Foundrymen’s Congress, July 4 p 14 Iron and Steel Electrical Engineers— Pennsylvania State College, Nov 21 p 1387 (British), Iron and _ Steel Sept 26 p 848 National Association. of Flat Rolled Steel Manufacturers, July 4 p 29 National Founders’ Association, Nov 28 p 1451 National Machine Tool Builders’ As- sociation, Oct 24 p 1131; Oct 31 p 1182 National Safety Council, Oct 10 p 975 Open-Hearth Executives, Nov 7 p 1251; Nov 14 p, 13807; Nov. 2i p 1882; Dec 5 p 1528 Society of Industrial Engineers, Oct 31 p 1179 Southern Metal Oct 24 p 1119 Steel Founders’ July 4 p 41 Taylor Society, Dec 12 p 1597 Converters: Taylor-Wharton, 100,000 Heats of Steel*, July 11 p 91 Conveyors: ; (See Also Materials Handling) Accident Hazards*, Oct 24 p 1098 For Automobile Body Assembly*, Nov 21 p 1874 For Large Cores in American Radi- ator Plant*, Dec 5 p 1516 For Metal Through a Furnace*, Oct 10 p 961 For Molding Operations in Oakland Foundry* Aug 15 p 395 - Institute Trades Association, Society of America, In Studebaker eee se Plant*, Aug 1 p 269 In Studebaker Lacquer Depart- ment*, Sept 12 p 659 Palmer-Bee Mold*, Sept 19 p 772 Slat, to Turn Corners*, Nov 14 p 1312 Conway, Martin J.: Classes for Open-Hearth Furnace- men*, Sept 12 p 671 Cook, A. C.: European Machine Tool Business, Oct 10 p 984 Cook, R. W.: Fine Spring Manufacture*, July 11 p 83 Cooper, William L.: To Head Bureau of Foreign and Do- mestic Commerce, Sept 19 p 777 Copper: ‘Curtailment (Editorial). July 4 p 39 Deoxidized, for Welding, Dec 5 p 1524 Detecting in Copper-Bearing Steels, Nov 28 p 1445 Hardened, for Electrical and Chemi- cal Equipment, Nov 28 p 1434 Hardening, July 11 p 96 Modern Ship One-Tenth of, Aug 8 p 340 noes to Come from Africa (Kdi- torial), Aug 15 p 423 Recovering Scrap, Sept 26 p 831 Core Making Equipment: Wadsworth*, Sept 5 p 618 Core Ovens: In American Radiator Plant*, 5 p 1516 Cores, Ram-Up: For Castings*, Aug 8 p 346 Core Treatment: Sherman, for Castings*, Dec 26 p 1736 Cornell, Sidney: Against Use of Word Only in Ad- vertising, July 4 p 40 Corrigan-McKinney Steel Co.: Acquires N. & G. Taylor Co., Dec 5 p 1561; Dee 12 p 1615 Corrosion: By Buperhentes Steam”, 1525 Dec Dec 5 p Calorizing Tubes to Resist*, Dec 5 p 1510 Lanoline as Rust Preventive, Aug 2 p 466 Protecting Buried Steel Pipe, Nov 7 p 1240 Rust-Proofing Steel and Aluminum Aircraft Parts, Aug 15 p 409 Salt Water, Steels and [rons, Sone 19 p 742 Soil, Steel Pipe Resistance to, jae 4 p 40 Solution Potentials of Aluminum and, Sept 26 p 833 Steel, Effect of Cold Work on, July 11 p 109 Wire, Lessened by Copper, Aug 22 p 472 Zine Oxide in Grease for Preven- tion, Nov 28 p 1448 Corrugated Metal: In Dispraise of (Editorial), Nov 21 p 1397 Corse, W. M.: Wear Tests on Bearing Bronzes*, Nov 28 p 1431 | Costs: American, of Concentrating Man- ganese Ores, Aug 29 p 561 Designing for Low (Editorial), Aug 1 p 297 Lower, Labor Incentives and, Dec AQ p 1647 Production, in Studebaker Plants. Oct 3 p 891 Coupling: Poole All-Metal Flexible*, Dec 26 p 1742 Ox, he: Cooling Furnace by Double Aux- iliary*, Nov 14 p 1311 Cranes: Push Button Control*, Dec 26 p 1740 Creep: Low-Carbon Boiler Steels, Sept 5 p 614 Crocombe, William E.: Upset Forgings Development*, Dec 5 p 1518 - Crofoot, A. B.: World Wide Distribution of Ameri- can Automobile Assembly Plants*, July 25 p 225 Crosley Radio Corporation: Mass Production of Radio Sets*, Dec 26 p 1717 Crowe Mfg. Corporation: Acquired by Stanley Works, Dec 26 p 1766 Crucible Steel Co. of America: Acquires Large Interest in Shen- ango Furnace Co., Oct 3 p 921 Crystal Spots: Prevention on Plated Ware, Aug 29 p 516 Cupolas: High Speed in Melting, Dec 19 p 1659 Hot-Blast, in Oakland Foundry’, July 25 p 207 Curtiss-Wright Corporation: Merger of Curtiss Aeroplane & Motor, Wright Aeronautical and Keystone Aircraft Com- : panies, July 4 p 59 Curts, Robert M.: Strength of Zine Base Die Cast- ings*, Dec 19 p 1655 Cutler-Hammer, Inc.: Crane Push Button Control Equip- ment*, Dec 26 p 1740 tn Unbreakable*, Aug 8 p 2 Cylinders: Logansport Self-Adjusting*, 12 p 683 Sept if D \ Dadisman, R. A.: All-Metal Construction*, Aug 1 p 281 Daeves, K.: Wire Corrosion Lessened by Cop- per, Aug 22 p 472 Daniels, Fred R.: : Cold-Heading and Thread Rolling Bolts, Screws and Rivets, Oct ep LO2T, ; Davenport Locomotive & Mfg. Co.: Die Holding Stand*, Sept 26 p 848 Davis & Thompson Co.: Continuous Pipe Threading Ma- chine*, Sept 12 p 680 Davis, Frank M.: ; , Automatic Pipe Threading Machine, Aug 15 p 419 Decarburizers, Open-Hearth: German Views on Use, Aug 1 p 268 de Coriolis, E. G.: Mechanisms for Conveying Metal Through a Furnace*, Oct 10 p 961 Defiance Machine Works: Lathe, Airplane Propeller*, Dec 5 p 1533 JULY—DECEMBER, 1929 Two-Way Opposed Boring and Reaming Machine*, Dec 12 p 1602 Valve Hole Drilling Machine*, Aug 15 p 414 Vertical Drilling, Boring and Mill- ing Machine*, Nov 28 p 1461 De-Fries, Henry A.: statue of Nitrided Steels, Sept 26 p Demand: a eeee of (Editorial), Dee 12 p Industrial Activity and (Editorial), Dec 12 p 1614 Deppeler, J. H.: Thermit Welding and the Steel Mill*, Nov 7 p 1232 Depreciation of Equipment: Conference on, Oct 31 p 1210; Nov 14 p 1820 Detroit Aircraft Corporation: ZMC-2 All Metal Dirigible*, Aug 22 p 453 Detroit Steel Products Co.: Discounts on Steel Windows, Aug 8 p 354 Development: More Urgent Than Research*, Sept 26 p 823 De Walt Products Corporation: Wood-Working Machine*, Aug 8 p 352 Dews, H. C.: Porosity in Cast Bronzes, July 18 p 164 Diamond Chain & Mfg. Co.: 2%-In. Pitch Roller Chain*, Nov 21 p 1890 Diamond Machine Co.: Continuous Grinding Machine*, Sept 19 p 761 Die Casting: European Progress in Non-Ferrous, July 11 p 80 Die Castings: Alemite*, Oct 10 p 968 Aluminum Alloy Equal to*, Dec 26 p 1722 Strength of Zine Base*, Dec 19 p 1655 Die Heads: Eastern, for Small Machines*, Sept 19 p 768 Geometric*, Sept 19 p 769 Die Holder: S27 Brown & Sharpe Releasing*, Sept 12 p 683 Die Holding Stand: Davenport Universal*, Sept 26 p 843 Dies: i Safe, Eliminate Power Press Acci- dents, Oct 10 p 971 Diesel Power Plant: . : Vulean Rail & Construction Co.*, Oct 10 p 970; Nov 7 p 1256 Digges and French: ; Turning with Shallow Cuts at High Speed*, Dec 19 p 1663 Discounts: On Steel Windows, Aug 8 p 354 Dirigibles: (See Aircraft) Distribution: Trends, Oct 31 p 1179; Nov 28 p 1443 Distribution Census: Advisory Committee, July 18 p 166; Aug 22 p 476 ’ Executive Committee Meeting, Aug 22 p 476 ibs Plans, July 25 p 225 Dix, E. H., Jr.: ee for Aircraft, Sept 5 p Domestic Electric Co.: To Manufacture Fractional Motors, Aug 29 p 584 Donner Steel Co.: Control Acquired by Cyrus S. Eaton and Associates, Sept 12 p 693 Expansion Plans, Sept 5 p 652 Merged with Republic Iron & Steel, Central Alloy Steel and Bourne-Fuller Companies*, Dec 19 p 1675 Merged with Witherow Steel Co., Nov 21 p 1418; Dee 12 p 1625 Quarterly Report, July 25 p 255 Smith, Floyd K., President*, Dec 5 p 1564 Dorman, Long & Co., Ltd.: Merger with Bolckow, Vaughan & Co., Ltd., Oct 31 p 1219 Dorrin, George A.: Effect of Slags in Steel Making, Sept 26 p 827 Dortmund Union Works: Low-Alloy Copper-Chromium Steel, Oct 10 p 962 Dreis & Krump Mfg. Co.: Overhead Drive Gap Shear*, Sept 5 p 617 Dreisbach, C. A.: Strip Steel Cleaning Machine*, July 18 p 165 Drilling Machines: American Improved Radjal*, Oct 10 p 981 Baker Hydraulic Feed Horizontal*, Sept 19 p 754 Barnes All-Geared Tapping and’, Sept 19 p 754 Barnes Two-Spindle Gang, with Hy- draulic Indexing Table*, Dec 5 p. 1532 Buffalo 16-In. Sensitive*, Aug 8 p 353 Cincinnati Bickford 12-Ft. Radial*, Dec 12 p 1602 Cincinnati Bickford Centralized Control Radial*, Sept 19 p 753 Defiance Valve Hole*, Aug 15 p 414 Defiance Vertical Boring, Milling and*, Nov 28 p 1461 Edlund Production*, Dec 5 p 1534 Enterprise (Continuous Rotary*, Aug 1 p 290 : Foote-Burt Multiple-Spindle, with Mechanical or Hydraulic Feeds*, Sept 19 p 753 Henry & Wright Hi-Power Sensi- tive*, Sept 19 p 769 High Speed Hammer Co.*, July 4 p 34 Independent Pneumatic Rotary*, Nov 21 p 1388 Kent Horizontal Multiple-Spindle*, July 25 p 223 F Morris Radial*, Nov 14 p 1316 National Hydraulic-Feed Multiple- Spindle*, Sept 19 p 755 Portable Electric, Manufacture in Speed Way Plant*, Dec 12 p 1582 Pratt & Whitney Multiple-Spindle Deep-Hole Vertical*, Sept 19 p 752 Rotor Air Portable*, Sept 19 p 756 Rotor E-O*, Nov 21 p 1890 Pherae Multiple-Spindle*, Oct 10 p 9 pe Light Weight*, Sept 12 p Drilling Tests, Dec 19 p 1705 x Drives: Electric, Superior Strip Mills*, Aug 22 p 459 Two-Motor Direct for Illinois Bloom- ing Mill*, Oct 31 p 1178 Drums: My gore els: Steel*, Aug 15 p 400 Drying Machines: Barrett Cyclone, Oct 24 p 1110 Dukes, Emil: Worm Gear Drives, Oct 31 p 1172 Duralumin: Fusion Welds in, July 18 p 158 Durant Motors, Inc.: Conveyor Assembly*, Nov 21 p 1375 Durex Abrasives Corporation: Export Association, July 18 p 166 Durion Co., Inc.: Expansion, Dec 12 p 1636 Dur-ristor: Cutler-Hammer Unbreakable*, Aug 8 p 352 Dushman, Dr. Saul: Nature of Cohesive Forces in Solids, July 4 p 10 Dwellings: Steel Frame, Advantages, Sept 5 p 648 Steel Frame for South America, July 11 p 121 Steel Frame, to Be Built in 100 Days, July 25 p 225 E Eagen and Kinzel: Nitriding Steels in Molten Cyanides, Sept 19 p 740 Earnings: Automotive Industry (Editorial), Aug 29 p 559 Steel Company, Quarterly, July 18 p 194; July 25 p 255; Aug 1 p 293; Aug 8 p 356; Aug 22 p 476 Eastern Bridge & Structural Co.: Steel Plate Flooring*. Aug 22 p 461 Eastern Gas & Fuel Associates: Holding Company Formed by Kop- pers Interests, Aug 15 p 416 Eastern Machine Screw Corporation: Die Head for Small Machines*, Sept 19 p 768 Eastern Metals Corporation: Merger of Carter, Donlevy & Co., Gummey, McFarland & Co., and Riter Brothers, Dec 5 p 1561 Eastman Kodak Co.: Pension Plan, Nov 14 p 13819 Eaton, Cyrus S.: Acquires Control of Donner Steel Co., Sept 12 p 693 Eaton, G. M.: Unmachinable Castings aoe by Fins*, Nov 28 p 1446 Eckel, Edwin C.: Europe’s Industrial and Political Future*, July 11 p 89; July 18 p 153 Revival of Iron Mining in Nor- mandy*, Dec 19 p 1667 Economic Evolution of United States, Nov 28 p 1463 Economic Ignorance (Editorial), Nov 14 p 1325 Economic Topsy-Turviness (Edito- rial), Aug 22 p 482 Economic Unbalances (Editorial), Dec 5 p 1539 Economics: Industrial, July 13 p 102 JULY—DECEMBER, 1929 Wages and Unemployment (Editor- jal), Aug 22 p 483 Editorials: Alloy Steel, Uses, July 11 p 106 Alloy Steels, Gains in, July 18 p 172 gee ecanizins. Industry Abroad, July LS pe LT1 pa Consumption of Steel, Sept 12 p Automobile Hxports, July 25 p 229 Spe ed Output, Decline, Sept 26 p Q Automobiles and General Trade, Nov 28 p 1467 Automobiles, Old, as Serap, Oct 24 p able) Automotive Industry’s Earnings, Aug 29 p 559 Babson Episode, Sept 12 p 690 Beryllium, Sept 26 p 850 art Bearings and Profits, Aug 29 p 5 Building, Prolonged Activity in, Oct 17 p 1056 Building Situation, Nov 14 p 1825 Business and the “New fra,’’ Nov 21 p 1396 Business Calls, Length of, Oct 17 p 1055 Business, Cireles and Spirals in, Sept 19 p 784 Business, General, Oct 17 p 1054 Business, Status Quo of, Dee 5 p 15388 Pusiicss Success and Size, Aug 8 p oo Cleanliness in Iron and Steel Plants, Aug 22 p 483 ree Less, and More Power, Dee 26 p 17 Coal Trade Betterment, Aug 15 p 424 Coal Trade Ills Not Cured, Oct 31 p 1189 Chances of, Coke, By-Products Trend, July 25 p 230 Color Sells Metal Partitions, Aug 22 p 483 Construction, Changes in New, Sept 26 p 851 Convention Money's Worth, Oet 3 p Conveyor Systems, Wide Field for, Oct 3 p 920 Copper Curtailment, July 4 p 39 Copper, More from Africa, Aug 15 p 423 Corrugated Metal, in Dispraise of, Nov 2. pris97 Costs, Designing for Low, Aug 1 p 297 Demand and Industrial Activity, Dec 12 p 1615 Demand, Character of, Dec 12 p 1612 Eeonomie Tgnorance, Nov 14 p 1325 Economic Topsy-Turviness, Aug 22 p Economic Unbalances, Dee 5 p 1539 Editorial Qualifications (To All These Add Courage), Sept 12 p 692 Electro Plating, Growth, Oct 10 p 989 Employment in Consuming Steel, Nov 7 p 1255 Expansion Not Always Geometric, Sept 26 p 852 Export Surplus, Oct 31 p 1190 Exports, Iron and Steel, Oet 31 p 1190 Bp eres of Capital, Prospects for, Nov 21 p 1398 Exports—Swings in _Our Trade Bal- ance, July 11 p 10 Finished Steel Daren July 4 p 38 per ar we Production of, Oct 3 p 92 Gus Boom, New Natural, Aug 1 p 297 Heat Treatment as a Science, Aug 29 p 559 Hoover and the Laws, Aug 1, p 298 Hoover Business Conferences, Nov 28 pp 1466, 1467 Ice Cream Pants for Steel Workers, Aug 22 p 483 Income, Our National, Dec 12 p 1612 Industrial Relations, Better, Oct 31 p 1190 Swings in, Industry, Changing Tides in, Oct 24 p 1117 Inflation, Is There? Aug 29 p 558 Insurance, Social, German View of, Sept 26 p 851 Inventions Abroad, Biotecune! July 25 p 229 Investment Trusts, Oct 3 p 918; Oct 10 p 989 Iron, Pure, Sept 5 p 622 Labor, Cheap, Not So Cheap Oct 24 p 1116 Labor Day, 1929, Sept 12 p 690 Labor—Employment Reduction, Dee 12 2 ap Leas) rie Saving Equipment, Oct 31 p. Labor, to Lift Europe by Lifting Wages, July 4 p 39 Lotteries and Plant Morale, Noy 14 D 1325 Machine Tool Prosperity, Sept 5 p 620 Management—Servants of the Publie, July 18 p 170 Manganese Ore, Synthetic, Aug 8 p 359 Material Handling, Sept 19 p 782; Oct 3 p 920 Mergers and the “American System,” Aug 15 p 42 Mia Display, iene Art in, Sept 19 p 78 Ee Place of the Visiting, Dee 19 p ‘ Over-Production, Inflated Prices and Labor Disputes, Sept 12 p 691 Paradoxes in. Acts and Thoughts, Dee 12 p 1614 Pensions, Trends Regarding Old Age, Dec 19 pi L679 Pig Iron, More in Steel, Aug 22 p 484 Pig Iron, More, to Steel in Europe, Aug 29 p 559 Pig Iron Output Record, July 11 p 107 me on Cast Iron, Rate Shift, July 11 p 1 Pipe, Vogue of Lighter Cast Iron, Sept 12 p 692 Aaa Revamping, Dee 5 p 1538 Pots and Pans, Aug 1 p 296 Prices, Commodity, Prospects, Oct 3 p 918 Prices—Paying for What One Gets, July 25 p 228 Prices, Steel Did Not Advance, Nov 7 p 1254 Prices—Steel Extras Holding, Sept 5 p 621 Prize Winners, Traits of, Aug 15 p 423 Productivity, High, Human Side of, July 18 p 171 Prosperity, Seven Years of, July 18 p 170 Baht ge ane Still an Uneven, Aug 8 D 5 Railroad Accidents in Great Britain, Sept 26 p 851 Railroad Outlay for Steel, July 4 p 38 Research and Human Satisfactions, Sept 5 p 621 ' Research in a Large and Small Way, Dee 26 p 1747 Riveted Joints, Oct 17 p 1055 Robbing East to Pay West, Sept 19 p 783 Russia, Building Up Industry in, Sept 5 p 621 Buss Repudiation of Contracts, Dec 12 p 1613 Russian Steel Industry Recovery,, Oct 10 p 988 Savings, Studying Lesser, July 4 p 40 Serap Institute Research Fund, Oct 31 p 1188 Serap Supply and Prices, Sept 19 p 783 Serap Supply Has Not Failed, Sept 5 p 620 Servants of the Public, July 18 p 170 Shylock, Uncle, Oct 17 p 1054 Steel Corporation-Columbia Deal, Nov 7 p- 1255 Steel Demand and Automobiles, Oct 31 p 1189 6 Steel Demand—This ‘Ye ar and Next, Oct 24 p 1116 Steel Extras Holding, Sept 5 p 621 Steel, Finished, Swings in Demand, July 4 p 38 Steel for Construction, Oct 10 p 988 Steel Industry — Mechanization Aids Summer Work, Aug 1 p 296 Steel Makes Its New Uses, Aug 22 D 482 i Steel, Next Upturn in, Oct 10 p 989 | Steel Output and Prices, Sept 19 p 782 Steel Prices Did Not Advance, Nov 7 ‘ p 1254 5 Steel Prospects for 1930, Dec 19 p 1678 Steel Records, Mounting, Aug 15 p 422; Sept 12 p 691 A ate Salesmen, Supply of, Aug 8 Dp Steel, Still a Great Year in, Nov 14 p 1324 i. (Editorials, continued) piel, Year’s Great Gain, July 11 p 06." i Steel, World, at New High, Oct 17 p 1054 ~ Stock Market Collapse, Oct 31 p 1188 Stock