The Iron Age January-June 1882: Vol 29 Index

VOLUME XXIX.~JANUARY—JUNE, 1882. N ew Pork: DAVID WILLIAMS, PUBLISHER, 8838 READE STREET, 1882, yr la’ ey \ ‘i 4 aM it } 4h LRON AG HE. INDEA TOC VOR AAIA. Brands, Tin plates and, June 15, p 14 Breakage of castings in transit, June 1, p 11 Breaker, A new stone, May 4, p 9 A monster locomotive, Feb. 23, p 1 Accident, A strange, Feb. 9, p 26 Accountants and bookkeepers, Institute of, May 18, p 26 Bridge discrepancies, April 6, p 14 Advice from a consul, Gratuitous, Avril 6, in Scotland, The new Forth, June 1, p 9 p 23 The Brooklyn, June 29, p 14 to workmen, Sound clerical, April 6, p 9 The Kast River, June 22, p 17 After the tariff commission bill, What? May 4, | Britain, Bronze age of, April 20, p7 p15 British and American steam navigation, Rela- Agate into onyx, Conversion of, Feb. 9, p 9 tive expenses of, April 20, p 14 Agricvltural implement making at Springfield, iron and metal markets, Jan. 5, p 24; 12, p I)., April 27, p 23 21; 19,p21; 26, p21; Feb. 2, p 25; 9, implement industry, Feb. 23, p 9 p 21; 16, p 21; 23, p21; March 2, p 25; Air compressor, Schram’s, Jan. 12, p7 9, p 21; 16, p 21; 23, p 21; 30, p21; Alabama iron and coal, March 30, p 19 April 6, p 25; 18, p21; 20, p2L; 27, p 21; Alpine tunnels, May 25, p 19 May 4, p 23; 11, p 21; 18, p 21; 25, p 21; Alleged impending gold scarcity, March 16, June 1, p 25; 8, p 21; 15, p 21; 22, p21; 14 29, p 21 Iron and Steel Institute, June 1, p 19 iron, Steel and hardwares in 1881, Jan. 5, P Amalgamated Association, The, Merch 23, p 24 Iron Association, The Homestead strike and the, Marc. 9, p 14 Amendment to the patent laws, A vicious, April 13, p 14 American Institute of Mining Engineers, Feb, 16, p 15; 238, p15 Institute of Mining Engineers, Washiugton meeting, March 2, p 15; 16, p17 iron trade in 1581, Philadelphia report, Jan. 5, p 25 locomotives in England, Jan. 19, p 1 Society of Civil Engineers, Jan. 19, p 15; 26, p 15; May 18, p 24 Society of Mechanical Engineers, April 13, p 19; 27,p15, May 4, p15; 11, pil Spelter, May 18, p 19 steamship communication, March 9, p 14 steel for American ships, March 9, pd vs. English steel, Jan. 5, p 14 Anan, Opening Corea and, June 15, p 14 een commerce, Apni 27, p 15 Aniline colors produced by electrolyses, Jan. pl7 Brooklyn Bridge, June 29, p 14 Broken stone, Resisting power of, Feb. 9, p 9 Bronze Age of Britain, April 20, p 7 Brown & Sharpe Mfg. Co.'s foundry, Feb. 16, pl Budget, The Dominion, March 2, p 14 Building a furnace on an ore bank, March 2, p7 business, Prospects of the, April 13, p 26 Buildings, The Centennial, May 4, p 9 Business correspondence, Reform in, Jan. 12, Pp failures in 1881, Jan. 12, p 17 interests, Pittsburgh’s, May 18, p 13 prosperity in Cincinnati, Jan. 12, p 19 Cable road in Chicago, Feo. 9, p 1 Calculator, Universal, May 18, p 19 California bankrupts, Eastern claims against, Feb. 9, p 15 freights, Discrimination in, June 8, p 24 Production of quicksilver in, March 16, p 9 26,p 7 Annual review of the metal market for 1881, | Cambria [ron and Steel Works, The Pernot Jan, 5, p 3 open-hearth furnaces at the, June 15, p 24 Iron Company, Purchase of the Menominee mines by the, May 18, p 26 Canada, Expansion in, June 15, p 15 Trade questions in, June 1, p 14 Canadian parliamentary debate on the national policy, A, March 2, p3 views of reciprocity, March 9, p 14 Cava), Work on the Panama, March 23, p 3 Canals, Tolla on the State, Feb. 2, p 20 vs. railroads, March 23, p 14 Caoutchouc, Expansion of hard, April 20, p 7 Cape Horw and overland routes, Feb. 16, p 5 Capitalists in the West, Important enterprises Car, The origin of the sleeping, May 18, p 11 Cars, Iron frames fer, June 1, p 7 Carbon and iron and steel, Mutual relations of, June 8, p3 electrodes by continued electrolysis, Des- truction of, June 1, p 28 Carbonization of wood in closed vessels, Jan. Anthracite trade, Outlook for, Feb. 2, p 9 Anvil bed, Casting au, June 15, p 1 eee An interesting electrical, March 30, 1 p Apprenticeship as it was and is, June 22, p13 Arbitration, Recent English, May 25, p if Architectural taste in town building, Lack of, dan. 12, p3 Armored ship, Design for new, Feb. 16, p 17 Army officers and engiveers tn civil life, Co- operation between, March 30, p 15 Artifical fuel, June 15, p 24 Artisans, Technical schoo! for, Feb. 16, p 7 Arts . a stato century, Mechauic, April » P Asbestos, New application of, Feb. 9, p 9 Association, The Amalgamated, March 23, p 24 The Stove, June 29, p15 nta Exhibition, The, Jan. 5, P 14 A pare aaah, Danger signals of the, April 20, P 19, p 15 Stteaipent of patents for debt, Feb. 16, p 17; | Career =? notable mercantile house, April 20, « Pp 1 Cargoes, Ships without, April 27, p 14 Carthage furvace, Burning of, Feb. 16, p 17 of, June 22, p 18 Cast fron at various temperatures, Dimensions of, April 6, p 19 Casting an anvil bed, June 15, p 1 Castine, English forgings and American, April 4 1 Australia, Tin deposits of, March 16, p 7 Australian and New Zealand tariff, Feb. 2, p 11 coal deposits, South, Ma ay 26 Austrian iron market, April 6, p 2: lead mining industry, April 27, p 24 Automatic fire alarm and fire extinguisher, Improved, April 20, p 26 onens aod squaring machine, June 15, 1 in trausit, Breakage of, June 1, p 11 Malleable, March 16, p 1 Production of sound ingots and steel, April 20, p3 Catalogues, May 11, p3 Census, Iron and steel, Feb. 2, p 21 ; 9,.p 15 statistics, Iron and steel, Jan, 26, p 14 Centennial buildings, May 4, p 9. Centering machine, Hyde’s improved, March 2, P Axles, ao imitation of American, Feb. 9, P English vs. American, Jan. 12, p 14 Axles, Cored steel, June 1, p 28 Hoop iron and, May 11, p 14 journals, boxes and lubricators, Testing machine for, May 18, p 1 Band saw setting machine, May 11, p 3 Bangbro Iron and Steel Works in Sweden, June 1, p 28 Banking facilities in Mexico, Jan. 26, p 15 Bankruptcy bill, ‘bhe national, March 9, p 9 Bankrupt law, A, Feb. 2, p 1 Bar iron, Cost of production of, June 8, p 26 Base ball, May 11, p 26 Basic Process, June *P 7 process litigation, June 22, p9 p9 Centrifugal lubrication, Jan. 26, p 1 Changed views on protection, April 6, p 14 Channel Tunnel, April 6, p 7 Tunnel, Defense of the, May 25, p 10 Chasing machine, Valve boring and, June 22, vp Chili since the war, May 25, p 14 Chinese bill, The anti, March 30, p 14 process, Mr. Jacob Reese and the, Feb. 23, | Our commerce with the, April 6, p 9 pis | Chloro-bromide of lead, Jan. 15. p7 process, The, Feb. 16, p 15 Cireular saw, The inventor of, Feb. 2, p 30 Beck, and the profit on steel rails, Senator, saws, June 29, p11 March 30, p 14 Civil Eogineers, American Society of, Jan. 19, Belgian competition with British iron, Feb. 9, p 15; 26, p 15 3 Cleveland, Ohio, A proposed tin plate works in, Feb. 23, p 24 wee trade, Feb. 12, p 17 Belgium, Cockerill Iron and Steel Works at | rolling mills, Strike in the, May 18, p 19 Seraing, June 1, p 19 Clocks, Pneumatic, June 15, p 9 Bell, An old, Fev, 2, p 28 | Close-fitting fire doors, Feb. 23, p 26 foundry, A new, Feb. 9, p 19 Coal and iron in Texas, Jan. 5, p 13 tightener, Porter, June 22, p5 and iron resources of Colorado, April 6, Belting, Tensile strength of, Jan. 12, p7 p15 Bessewer and Martin metal, Comparison of, and ore elevator, A new, March 23, p 1 March 30, p 3 and iron ore statistics from the census, {ndustry in England and the United States, Bituminous, March 2, p.7 March 30, p 14 A new method of mining, June 22, p %4 rail steel, Manganese in, June 15, p 18 breaking machinery, Jap. 26, p 13 steel industry, May 18, p 14 deposits, South Australian, May 11, p 26 steel in 1881, Production of, Feb. 9, p 19 Determination of ash and sulphur in, June Bicycle litigation, June 29, p 24 1, p 30 Bill, The Anti-Chinese, March 30, p 14 in South Africa, Feb. 23, p 7 The tariff commission, May 11, p 13 mine explosions and their prevention, June Bit, The Derby expansion, Feb. 23, p19 | 22, p9 Bituminous coal and iron ore statistics en miving, Lime in, April 6, p 18 ' | | | 7 mining in 158i, Jan. 12, p 19 the census, March 2, p 7 Blast furnace, Manganese, June 1, p 9 mining in Pennsylvania, April 13, p 14 mining machine, The Lechner, Feb. 23, p 1 furnace reports and the make of pig fron, mining, New explosives for, April 13, p 5 Our quarterly, Jan. 26, p 15 furnace slag and its uses, Feb. 9, p3 regions, The situation in the, April 6, p 15 furnaces at Port Leydon, N. Y., June 29, shute, Kerr’s patent, Feb. 2, p 17 p #A Spontaneous combustion of, June 8, p 17 furnaces In Sweden, March 23, p 1 Coating metals with thin films of copper, Jan. furnaces of U. 8., Condition of, Jan. 1, 19, p15 1882, Jan. 12, p 14 Cockerill Iron and Steeel Works at Seraing, turnaces of the U. S., April 1, 1882, Con- Belgium, June 1, p 19 dition of the, April 12, p 14 | Coke and coke crushing, Jan. 5, p 22 Bloom specifications, Sandberg’s steel rail, oven, A new, April 20, p 13; May 11, p1 March 2, p 14 trade in England, March 2, p7 Blooms, Steel, March 2, p 14; April 27, p 14 Coin in the Sub-Treasury, New York, Jan. 12, Board of Trade, National, Jan. 5, p1 vp 20 ; Boiler, Collett’s tubular, May 15, p 1 Cold and dry boiler, Explosion of a, Feb. 28, explosions, ‘* Mysterious,’’ Jane 15, p 17 p ll ; makers’ strike, End of tne, June 29, p 24 on steel, Effects of, Feb. 2, p 17 plate rings, Machwe for rolling, June 29, Collapse of speculation, Feb. 16, p 14 p9? Collet’s tubular boiler, May 25, p 1 Boilers, Covering with silk, Jan. 5, p 19 Colouies, English manuitacturers in the, June steel plates for, June 1, p 25 22, pl Bolekow, Vaughan & Co., Limited, March 30, | Colorado, Coal and iron resources of, April 6, Pp A p 15 Colorado, Developments in the coal and iron | Education, Technical, April pe industry of, May 25, p 5 Effect of antimony on copper, Jan. 19, p 9 Color of water, May 11, p 18 of furnace gases on forest trees, Jan. 26, relations of metals, Feb. 16, p 7 p 18 Colossal locomotive, May 25, p 7 Electrical apparatus, An interesting, March 30, 11 Commerce, Anglo-French, April 27, p15 Interstate, Jan. 5, p 19 Commercial failures, April 6, p 15 traveler, June 22, p 24 outlook in Spain, Noril 6, p14 Commission, The Tarifl, May 4, p 14; June 22, p exhibition at Vienna, June 15, p 19 meters, Jan. 12, p 7 Electricity by heated bodies, Discharge of, May 4, p 15 from crystals, Feb. 23, p 15 Transmission of power by, June 1, p1 p 14 | Companies, The six, April 6, p 13 Electric lighting, Conditions of safety in, March | Comparative rates of wages in this country and 23, p 18 liguting, English report upon, Feb. 2, p3 hghtivg in Sheffield, Feb. 9, p 13 light, Progress of the, June 1, p 7 light reflected, Feb. 9, p 7 light wires, Feb. 16, p 17 resistance of mixtures of sulphur and car- bon, May 25, p 11 England, May 25, p 27 Compounds for refining iron and steel, May 18, p ll Condition of blast furnaces of U.8., Jan. 1, 1882, Jan. 12, p 14 Conspiracies, May 25, p 14 Constant battery and condenser, Jan. 19, p 11 Consul, Gratuitous advice from a, April 6, p 23 | Electrodes by continued electrolysis, Destruc- Consular agents, Jan. 26, p 5 | tion of carbon, June 1, p 28 reports, Feb. 23, p 11 | Elementary science in schools, May 11, p 1 reports, Extracts from, Feb, 2, p 17 Elevator, A new coal and ore, March 23, p 1 Centinental iron markets, The, Jan. 5, p 14 Embossing press, A new, March 16, p 1 Contract labor iu the States prisons, March 23, Commission, 14 of monene’y, A, Feb. 2, p 17 Contracts, Shirking, Feb. 9, p 15 Controversy, The wire gauge, June 15, p 19 p Conveution, Master Car Builders’, sixteenth | Employers’ liability act in Great Britain, June annual, June 22, p19 15, p 15 of marine engineers, Jan. 19, p 15 Engine applied to rolling mills, Porter Allen Convict competition, Prison contracts and, Jan. steam, Apri} 20, p 1; 27, p1 Emery machine and tne Tests April 6, p 15 testing machine, June 22, p 14 testing machine at Watertown, March 16, 12, p14 New rolling mill, June 8, p 1 Converter linings, The Holley patent for re- of the Wannteck-Koeppner, A 100 H. P., movable Starch 9, p14 Jan. 26, p 1 Cooke, John, Feb. 23, p 15 The gas, June 29, P 24 Weimer blowing, June 1, p 1 Cooking crock, Universal, March 23, p 3 Co-operation between army officers and en- | gineers in civil life, March 30, p 15 | Coppering and bronzing zinc, Feb. 9, p 17 Copper, The altered position of, June 1, p 15 Corea and Anan opening, June 15, p 14 Cored steel axles, June 1, p 28 Cornell University, May 11, p 18 Pp Cornish pumping engines, Feb. 9, p 13 England, A new ironstone field in, March 23, Corporations and their powers, Officers of, plz ‘ Feb. 16, p 1 Dotnea in, Jan. 26, p 19 in New York, Taking, March 16, p 1 from 1851 to 1871, The prices of puddling Corrected, Mr, Richards, Feb. 28, p 15 in, June 29, p15 Corrosive effects of steel on iron in salt water, Iron ee of, June 15, p 19 June 1, p5 ' Thecoke ein, Mareb 2, p 7 Cost of labor employed in the manufacture of | English a and American castings, April iron and steel, May 25, p 15 _ 27, Dp of production of bar iron, June 8, p 26 English letter, Jan. 5, p 26; 12, p 23; 19, p 24; Counter sinking wood screws, May 25, p 3 26, p 24; Feb. 2, p 27 ; 9,P 24; 16, p 24; Covering boilers with silk, Jan. 5, p 19 23, p24; March 2, p 27; 9, p23; 16,p Cowper hot-blast stove, The, Jan. 5, p1; 12, 24; =. 23; April 6, p 27; 13, p 23; 20, pl = May 4, p25; 11, p2%; 18, p 24; Crane, Small jib, March 9, p 7 , p 23; June i, p 27; 8, p 23; 15, p 28; Cranes, Light swing, March 30, 2 22, p 23; 29, ae Crop, The winter wheat, March 23, p 26 manufacturers in the colonies, June 22, p 1 Crown Point Furnace, March 23, p 5 plate mill, Large, June 1, p 9 : ** Crystallization of tron,” June 8, p 14 report on electric lighting, Feb. 2, p3 of potassium chlondé;~Peculiar, April 27, shipbuilding, June 8, p 24 vs. American axes, Jan. 12, p 14 Oryatale, Electricity from, Feb. 23, p 15 Erecting machinery, May 18, p 1 Customs disputes, Feb. 23, pl4 Ericsson’s latest invention, Jan. 5, p 30. Cutlery manufactory, A, May 25, p 13 Essen, Krupp’s works at, Feb. 28, p 26 Dam, Davis Island, April 27, p 5 Eureka Pipe Cutter, Feb. 23, p9 Dangerous properties of dusts, June 22, p3 Europe, Taxation re 23. p I Danger signals on the Atlantic Coast, April 20, Sanna, _ and Metal, June 22, p17; June 29, ‘ Commaam, Limited, The Iron and Metal, Engines, Pittsburgh’s Water Works, May 18, 4 pl Rolling mill, Jan. 19, p 1 Engineering, important discovery in steam, March 30, p 9 Engineers, American Society of Civil, May 18, 9 en, | June 22, p 15 Davis Island Dam, April 27, p 5 May 18, p 15 Death of Doctor Draper, Jan. 19, p 5 movement, The Iron, April 6, p 28; 13, p Debt, Attachment of patents for, Feb. 16, p 17 24; 20, p 15. Decline in wheat, Feb. 23, p 14 : e The Iron and Metal, March 30, p 15; April Decorative tron work, pl . 27,-p-284 June 13, p 26 Deep mine in Przibram, Bohemia, March 9, The [ron and Metal Trades, March 30, p 14 The New York Iren and Metal, June 8, p 15 Delay of rail freights in transit, April 13, p 14 p 15 eaten The National Mining aan Industrial | Exchanges, The Iron and Metal, May 4, p 14; Exposition at, May 18, p 24 25, pp 14, 15 Dephosphorization by bauxite, Jan. 19, p 9 Exhibition at Turin, The National, June 15, in England, Jan. 26, p 19 p 15 ‘ a Derby expansion bit, Feb. 23, p 19 company, Another, April 27, p 23 Details of ironwork, Lack of care in the, March The Atlanta, Jan. 5, p 14 30, p7 Expanding wandrel, Jan. 26, p 5 Developing Mexico, March 2, p 14 Expansion in Canada, June 15, p 15 Developments in the quicksilver market, May of hard caoutchouc, April 20, p7 of rails, June 29, p 7 18, p 14 Dielette, non mines at, June 15, p 20 Explosion of a cold and dry boiler, Feb. 28, Differential rates of freight, March 16, p 14 Dimensions of cast iron at various tempera- tures, Apri! 6, p 19 June 22, p 9 Directory, The Iron Age, Jan. 5, p 35 ; 128, p 27; ‘*Mysterious ”’ boiler, June 15, p 17 19, p 27; 26, p27; Feb. 2, p 31; 9, p 27; | Explosives for coal mining, New, April 13, p 5 16, p 27; 23, p27; March 2, P 39; 9, p Magazines for, Jan. 5, p 1 37; 16, p31; 28, p 27; 30, p 27; April 6,| Exports from San Francisco for 1881, Jan. 19, » 39; 13, p31; 20,p31, 27, p27; May p 15 f » Pp 35; 11,p 31; 18, p81; 25, p27; from the United Kingdom to the United June 1, p 39; 8, p31; 15, p31; 22, p31; S:ates for January, March 9, p 7 29, p 31 of marauanses from New York for 1881, Disaggregation of tin, April 6, p 11 eb. 9, p : Ricaaeaen Au recta Feb % p13 Exposition at Denver, The National Mining and Discrepancies, Bridge, April 6, p 14 Industrial, May 18, p 24 Disease in Russian chrome works, A singular, | Express companies, The legal status of, March April 27, p 2¢ 3 Disputes, Customs, Feb. 23, p 14 Disston’s Saw Works, Proposed removal, Jan. 5, p 15 Dominion budget, Mareh 2, p 14 Beplenens and their prevention, Coal mine, Bitentaet Railway, June 8, p 14 Extracting copper from its ores, Feb. 9, p 17 Factors of safety, Feb. 9, p 14; Aa 6, p 23 Failures, Commercial, April 6, p 1 Trade of the, Feb. 23, p 14 in 1881, Business, Jan. 12, ll Door hangers, Prescott’s, March 16, p 3 Fall of a monster piston, Feb. 9, p 19 knob attachment, Improved, Jan. 26, p13 | Farm laborers’ wages, Juve 29, p 11 locks, Improvement in,J une 8, P 9 Faure’s accumplagor,, Application. of, Jan, 12, Double action clutch screw driver, Jan. 5, p 28 p 26 Doxology of all tariff legislation, Marcb 9, p 14 Feed pomp and valve gear, Improved, Jan. 19, pl Drili, New lathe and, May 11, p 18 New upright, June 8 Pp fy Driving wheels, Wrought iron, June 22, p 1 Dr. Siemens vs. Siemens,Andéraon , Steel Co. Feb. 16, p 8 Dry docks for large ships, April 20, p 13 Durango, The iron mountain of, May 18, p 1 Duration of English iron ores, Jan 5, p 17 > ' of steel rails, April 27, p5 Flexible shaft coupling, eb. 2, p17 Duryce’s petroleum furnace, Feb. 9, p 1 | Foreclosure in 1881, Railroads sold under, Dusts, Dangerous properties of, June 22, p3 | March 9, p 5 - ™ | Duty on iron ore, Jan. 12, p 15; Feb. 16, p 15 Foreign irons, Movement of, March 23, p 2% The hoop iron, March 23, p 24 Forge furnace, Webb revolving, Jan. 26, p 11 Dynamo-electric currents, Calculating, Feb. 9,| Forging a large shaft, April 20, p 18 p ll Forgings, Composition of steel, April 6, p 11 ; electric machines, Resistance of, Jan. 19, | Forth Bridge in Scotiana, The new, June 1,p9 | p ll | Foundry, Brown & Sharp M-x. Co.’s, Feb. 16, Earth’s mean density, ‘he, Feb. 2, p 18 } pl : East River Bridge, June 22, p 17 | Free trade, A public meeting in the interests of, | Economy of fuel in iron and stee]) manufacture, April 13, p 15_ June 15, p 14 Freight blockade—Suits against the railroads, Eddystone lighthouse, June 15, p7 June 29, p 24 x lighthouse, The new, June 22, p 24 Differential rates of, March 16, p 14 Filing, Lessons in, March 16, p3 | Finishers and the puddlers, The, June 29, p18 ‘ Fire doors, Close-fitting, Feb. 23, p 26 extinguisher, Improved automatic fire alarm and, April 20, p 26 extinguishing powder, Jan. 19, p 11 Fittings, Store, June 22, p 26 Freight interruptions, June 29, p 26 sees” Giamatti in California, June 8, Dp: for Southern furnaces, Sliding scale of, April 13. p 19 Frencb Iron Works, Rolling mill engines for, June 1, p 19 Fuel, Artificial, June 15, p 24 in Russia, Petroleum as, April 6, p 11 Furnace on an vre bank, Building a, March 2, owners suing a railroad, Jan. 26, p 15 patent, Notes on Siemens’, April 27, p 7 patent, The Siemens, April 27, p 14 —— The Siemens regenerative, April 6, bp record, The Isabella, Feb. 23, p 15 shield, A new, Feb. 9, p 17 The Crown Point, March 28, p 5 Furnaces, Sunday work at, April 13, p 14; June 22, p 1d Future of iron, May 18, p 14 Gas engine, June 2%, p 24 exhauster, Waller's, Jan. 12, p 5 Gases, Apparatus for regulating pressure of, Feb. 9, p9 Gears, — from cast iron, Juoe 15, p 19 General labor outlook, June 1, p 14 German iron trade, Resources and progress of, Jan. 19, p 14 pig iron industry, April 20, p 14 tariff revision, April 20, p 9 Gift, ~. or theft? Is taxation, March 16, Gilding steel, Jin. 5, p 15 Glaciers, Movement of, Jan. 5, p 28 Glass-makers’ meeting, June 29, p 24 manufacture, New process of, Jan. 12, p 5 Gold and silver production, Feb. 2, p 19 — Alleged impending, March 16, Government contracts, Mexican, March 23, p 24 Grain freigbts in 1881, Ocean, Feb. 2, p 13 shutes, June 22, p 24 Graving dock, The St. John’s, May 25, p 11 Great a Employers’ Liability Act in, June , P Paul, June 29, p 9 open gees in testing machines, April 27, Growth of States, May 4, p 14 Guonery, Modern, March Bs. p 26 Haas's improved stop valve, March 9, p 5 Hammers, Spring-cushioned steam, June 1, p 3 Hawaiian export trade, Feb. 16, p y Heated bodies, Discharge of electricity by, May 4,pD Heating and lighting railway cars, Jan. 19, p 14 Holley, Alexander Lyman, Feb. 2, pp 1, 20 A. L., Tribute to, March 16, p 15 A. L., Memorial session of American In- stitute of Mining Engineers, March 9, p15 patent for removable converter linings, March 9, p 14 Posthumus honors to A. L., May 4, p 15 Holophate course indicator, Jan. 19, p 11 Homestead strike and the Amalgamated Iron Association, March 9, p 14 strike, The, March 16, p 14 The situation at, March 23, p 14 Hoop iron and axles, ae ll, p 14 ton duty, The, March 23, p 24 iron hearing, The splayed, June 8, p 13 Hot-blast stove, The Cowper, Jan. 5. p1; 12; pl “House of Lords” and the “ House of Com- mons,”’ June 15, p 15; 22, p, 17 How lost cars are traced, Jan. 5, p 30 Hudson River Tunnel, Feb. 9, p 24 Hyde’s improved centering machine, March 2, p Hydrauhe canal lift, A large, June 22, p 24 engine, Haag’s patent, Jan. 26. p 7 riveting machine, Combined mechanical and, June 1, p 19 spring testing machine, June 29, p 7 Illuminating power of different rays of the spectrum, Jan. 26, p 7 Important discovery, An, Jan. 19, p 3 Importations in 1881, Iron ore, May 11, p 15 Improvement, A screw-driver, May 25, p 5 Improvement in elevated railways, Suggestions for, April 20, p38 Increasing business, Jan. 12, p 19 Indicator trials of pumps, Feb. 9, p7 Industrial enterprise in Oregon, June 1, p 1 Industrial items, Jan. 5, p11; 12, p 24; id, plv; 26, p17; Feb. 2,'p 19: 9, p17; 16, p 11: 23; p17; March 2, pli; 9, p11; 16, p11: 23, p9; 30,p #1; April 6, p 28; 13, p17; 20, p 24; 27, p24; May 4,p11; 11,p19; 18, p17; 25, p 9; June 1, p21; 8, pil; 15, p9; 22, p11; 29, p 26 Industries, Japanese, March 23, p 17 Intringement suits against dealers, Menaces of, April I3, p 19 suits, The threatened wringer, Apri! 20, p lg Ingots and steel castings, Production of sound, April 20, p 3 Institute, New England manufacturers’ and mechanics’, April 20, p 14; May 18, p 1! accountants and bookkeepers, May 15, p 26 of Mining Engineers, March 2, p 14 Worcester free, March 23, p 17 Instruction in mechanical handiwork, Tech- nical, April 6, p 11 Interruptions, Freigh*, June 29, p 26 Interstate commerce, Jan. 5, p 19 fuvegter, A new flying wachine, March 18, p 16 Iron and coal, Atabama, March 30, p 19 and copper products of Lake Superior for 1881, Feb. 2, p 9 and Metal Exchange, March 30, p 15; April 27, p 23; Junesl5, p 26; 22, p17 and Meta! Exchange Company, Limited, May 18, p 15 and Metal Exchange, May 4, pp 14, 26; 25, pp 14, 15; June 29, p17 and Metal Trades Excbange, March 30, pl * and steel census, Feb. 2, p 21; Feb. 9, p 15 and steel census statistics, Jan 26, p 14 and steel, Compounds for refining, May 18, pli and steel institute, British, June 1, p 19 and steel manufacture, Economy of fuel in, ne 15, p 14 and steel, Mutual relations of carbon and, June 8, p 3 and steel rails, pig and bar iron, Prices in 1881, Jan. 12, p 15 and steel works, South Chicago, May 25, p3 al lll a ee le ee — ‘ Ma May Maj Mal Mal Mar Man Mar Map Man Mar! Iron, A tree of, May 11, p 13 Belcian competition with British, Feb. 9, p3 exchange movement, April 6, p 28; 13, p 24 exchange, The proposed, March 16, p 26 exchange, The proposed New York, Feb. 16, p 15 frames for cars, June 1, p 7 industry in Prussia in 1880, —T 18, p 18 industry in Sweden, June 1, p industry of Colorado, Developments in the coal and, May 25, p 5 in the West, Outlook for, Jan. 5, p 14 on the Pacific coast, Feb. 16, p é ore, Duty on, Jan. 12, p 15; Feb. 16, p 15 ore importation in 1881, May 11, p 15 ore in Minnesota, April 6, p 1 ore resources of England, June 15, p 19 ores, Duration of English, Jan. 5, p 17 making in South America, April 20, p 11 market, 1881, Annwal review of Western, Jan. 12, p9 market, The Austrian, April 6, p 23 market, The Swedish, June 15, 77 markets, The Continental, Jan. 5, p 14 mines at Dielette, June 15, p 20 production of 1881, Pig, March 9, p 13 statistics for 1881, June 15, p 3 steamers, Cost of British, Feb. 2, p 13 Steel and hardwares in 1881, British, Jan. 5, P stone field in England, A new, March 23, p 17 surfaces, Protecting, Jan. 12, p3 Tariff on, Jan. 12, p 17 trade, German, Resources and progress of, Jan. 19, p 14 The crystallization of, June 8, p 14 The determination of phosphorus in, April 15, p 18 The future of, April 27, p 17; May 18, p 14 The market for finished, June 29, p 14 trade of Scotland, Feb. 9, p 11 trade, The Scotch, March 23, p 19 workers of San Francisco, Activity among the, Apri! 20, p 19 workers’ strike, June 8, p 14 work, Decorative, Marcn 2, p 1 work, Lack of care in the details of, March 30, p 7 works, Mexican, May 11, p 26 works on the Sabbath, Running, April 13, works, South American, Jan. 26, p 5 Isabella Furnace recoid, Feb. 23, p 15 Is a tariff purchase, gift or theft? March 9, 14 Italian torpedo boat, Feb. 16, p 17 Jacob Reese ant the basie process, Mr., Feb. 23, p 15 Japanese industries, March 23, p 17 Jarolimek’s rock drill, Maren 30, p 1 Jib crane, Small, Maren 9, p 7 John H. Whitaker, March 16, p 13 Jones, Testimonial to Capt. Wm. R., May 11, Joy valve gear, June 29, p | Judges, New circuit, May 25, p 15 Junk business, The, March 2, p9 Key seat and slot cutter, June 29, p 13 4 * Knights of Labor,” April 6, p 9 Kuives, goepar for lawn mower, May 25, > Krupp’s works at Essen, Feh. 23, p 26 Labor and wages, Jan. 5, p 13; 19, p 26; 26, p 19; Feb. 9, p 26; 16, p19 ; 23, p19; March 9,p 13; Mareb 16, p 13; 23, p1L; April 6, p 30 ; 20, p 26; 27, p 11; May 4, p 21; 11, p 35; 18, p 13; 25, p 11; June 1, p 30; 15, p11; 22, p19; 29, p 24 employed in the manufacture of iron and steel, Cost of, May 25, p 15 urganization, The Western manufacturers’, June 22, p 15 outlook, March 23, p 14 outlook, Tne general, June 1, p 14 situation in the West, June 22, p 14: June 29, p14 situation, The Pittsburgh, May 25, o 14; June 1, p 14 < Strikes of labor against, March 23, p 14 The *‘ Knights ” of, April 6, p 9 troubles, March 23, p 1 troubles at Pittsburgh, April 6, p 28 Lathe and drill, New, May 11, p 18 Law of patents, New interpretation of, Feb. 2, p5 Laws, Amending the patent, April 27, p 14 Lead-miving industry, The Austrian, April 27, 24 The position of, April 13, p 14 Lechner coal-mining machine, Feb. 23, p 1 Legal aspects of the stamped ware ecombina- tien, Feb. 2, p 20 status of express companies, March 23, p 1 Legislation, Tariff Commission Bill and tariff, March 16, p 14 The prospect for tariff, March 30, p 14 Legnophone, The, Jan. 26, p 7 Lehigh University, June 29, p 11 Lessons in filing, March 16, p 3 Liability of ratiroads for discrimination in freight charges, March 2, p 28 Lift, A large bydraulic canal, June 22, p 24 Lighting, Conditions of safety in electric, March 23, p13 Lighthouse, The Eddystone, June 15, p 7 The new E:ldystone, June 22, p 24 Lightning conductors, Feb. 16, p 7 Lime in coal mining, April 6, p 13 Litigation, Another royalty, April 6, p 19 Bicycle, June 29, p 24 More oil stove, May 11, p 26 Skylight, March 16, p1: May 11, p 26 The basic process, June 22, p 9 Lock Company, Stoddard, May 4, p 26 Locks, Improvement in door, June 8, p 9 Picking Post Office, April 13, p 13 Long race, June 22, p 20 Locomotive, A colossal, May 25, p 7 A miniature, April 13, p 19 A monster, Feb. 23, pl Central power, Jan. 12, p5 engineers, Jan. 5, p 15 Locomotives in England, American, Jan. 19, pl Machivery and machine tools, April 6, p 28 Lost cars, How traced, Jan. 5, p 30 Low temperetanes, Thermometers for, March 23, p38 Lubrication, Centrifugal, Jan. 26, p 1 Lubricating soaps for wire drawivg and similar purposes, April 20, p 11 Lunar disturbanee of gravity, Jan. 12, p 7 Machine and the Tests Commission, The Emery, April 6, p 15 - Band saw setting, May 11, p 3 for rolling boiler plate rings, June 29, p 9 Large slotting, March 23, p 3 Machinery avd machine tools, Locomotives, April 6, p 23 Erecting, May 18, p 19 'o Mexico, Exporung, Jan 12, p 14 Ventilating, March 16, p 1 Magazines for explosives, Jap. 5, p 1 Magnetized iron, Tenacity of, March 23, n 19 Making iron cross ties in Michizan, Jan. 26, pd Malleable castings, March 16, p 1 iron wheels, April 13, p 28 nickel, April 27, p 24 Manganese biast furnace, June 1, p 9 for steel manufacture, June 1, p 1 in Bessemer rail steel, June 15, p 13 Menqeaiseneus iron, Manufacture of, Jan. 19, p Manufactory, A cutlery, May 25, p 18 Manufacture of steel and ingot iron from phos- phoriec pig iron, May 18, » 3 Menateetes of twenty principal cities, June 5, p13 Market, Course of the spelter, May 11, p 14 Market, for finished iron, Jane 29, p 14 Maryland, Mining troubles in, April 13, p %4 Master Car Builders’ sixteenth annual conven- M’Donald, E. R., April 13, p 25 McKinley bill and the revenue, Feb. 23, p 14 Mechanic arts in the sixteenth century, April 6, Mechanical Engineers, American Society of, Meeting, A glass makers’, June29, p 24 Megy’s hydraulic motor, April 13, p 1 Melting steel by electricity, Jan. 26, p 13 Memorial session of American Institute of Menaces of infringeraent suits against dealers, Menelaus, William, April 20, p 14 THE iron and steel works, June 15, p 24 Perret’s multiple stage furnace, Jan. 26, p 9 tion, June 22, p 19 Peru ard Chili, Feb. 9, p 1 Mechanics’ Convention, Mechanical ex- hibits at the, June 29, p 19 p7 Petroleum as fuel in Russia, April 6, p 11 furnace, Duryee’s, Feb. 9, p 1 Phosphor bronze wire, April 6, p 11 Phosphorus in iron, The determination of, April 13, p 18 Phytocollite in Pennsylvania, April 6, p 7 Pig iron industry, The German, April 20, p 14 iron in Germany, Jan. 19, p 19 bill, The, Feb. 9, p i4; 16, p15 April 13, p 19; 27, p15; May 4, p 15; 11, p ll exhibits at the Master Mechanics’ Conven- tion, June 29, p 19 iron trade 1881, Scotch, March 9, p Pipe cutter, The Eureka, Feb. 23, p 9 grip, The Peerless, May 11, p 13 Pittsburgh labor situation, May 15, p 14; June 1, p14 Labor troubles at, April 6, p 28 Mining Engineers on A. L. Holley, March Puddlers wages at, Aprii 20, p 26 9, p15 20, p 15; 27, p14 The miner’s convention at, April 6, p 9 The scales in, May 18, p 19 Pittsburgh’s business interests, May 18, p 13 water works engines, May 18, p 14 April 13, p 19 Menominee mines, by the Cambria Iron Com- pany, Purchase of the, May 18, p 26 Mercantile house, Career of a notable, April 20, 15 Metal, Comparison of Bessemer and Martin, March 30, p 3 Exchanges, The Iron and, May 4, p 26 market for 1881, Annual review, Jan. 5, p3 Metals, Color relations of, Feb. 16, p 7 Poisonous effects of, March 30 p 11 Tests of, Feb. 16, p7 Metalliferous veins, April 6, p 1 Metallurgical Notes, Jan. 19, p7; Feb. 2, p 9, p 17; 23, p1l; March 9, p 24; 23, p April 6, p 3; 13, p 3; 27, p 24; May 11,p 20; 18, p1; June 8, p11; 29, p19 Mexican Government contracts, March 23, p 24 Iron Works, May 11, p 26 trade and reciprocity, May 11, p 14 Mexico, Banking facilities iz, Jan. 26, p 15 Developing, March 2, p 14 Exporting machinery to, Jan. 12, p 14 Proposed reciprocity witb, Jan. 12, p 1 Mills, Ore and clay, April 6, p 19 Mineral and metaliurgical iudustries of Sweden, April 6, p 14 wealth of Russia, Feb. 23, p 1 wealth of Virginia, April 20, p 7 Mingo Furnace suit, The, Jan. 26, p 9 Miners’ convention at Pittsburgh, April 6, p 9 Mines, Utilization of the refuse of, April 20, to France, Jan. 19, p 13 Plate mill, A large English, June 1, p 9 train, May 4, pl Pneumatic clocks, June 15, p 9 conversion in the Siemens-Martiuv furnace, Feb. 9, p 17 Poisonous effects of metals, March 30, p 11 Polyhedral cavities in bematite, Jan. 19, p 9 Port Leyden, N. Y., Blast furnaces at, June 29, p 4 Porter-Allen steam engine applied to rolling mills, April 20, p 1; 27, p1 belt tizghtener, June 22, p5 Position of copper, The altered, June 1, p 15 of lead, April 13, p 14 of tin, June 2%, p 14 Posthumous honors to A. L, Holley, May 4, p 15 Post Office locks, Picking, April 13, p 13 Potassium chloride, Peculiar crystallization of, April 27, p 24 Power by electricity, Transmission of, Juue 1, pl drill press, New upright, Feb. 2, p 3 Prescott’s door hangers, Maren 16, p 3 President and the tariff conimission, Jan. 26, pl Press, A new embossing, March 16, p 1 Price of merchandise, Stock inflation and, Feb. 9, p 14 Prices of tron and steel rails, Pig and bar iron, 1881, Jan. 12, p 15 Wholesaic, Jan. 5, pp 38, 39, 40, 45, 46; 12, po 20, 31, 32, 37, 38; 19, pp 30, 31, 32, 37, 38; 26, pp 28, 30, 31, 35; Feb. 2, pp 32, 33, 84, 47, 48; 9, pp 30, 31, 32, 37, 38: 16, pp 30, 31, 32, 37, 38; 23, pp 30, 31, 32, 37, 38; March 2, pp 40, 42, 43, 47,49; 9, pp 30, 31, 32, 37, 38; 16, pp 32, 34, 35, 39, 40; 23, pp 30, 31, 32, 37, 38; 30, pp 30, 31, 32, 37, 38; April 6, pp 40, 42, 43, 47, 48; 13, pp 32, 34, 35, 39, 40; 20, pp 32, 34, 35, 39, 41; 27, pp 30, 31, 32, 37,38; May 4, pp 38, 39, 40, 45, 46; 11, pp 32, 34. 35, 39, 40; 18) pp 32, 84, 35, 39, 40; 25, pp 30, 31, 82, 38, 39; June 1, pp 40, 42, 43, 47,48; 8. pp 32, 34, 35; 15, po 54, 35, 36; 22, pp 34, 35, 36; 29, pp 32, 34, 35, 34, 40 Prison contracts and convict competition, Jan. 12, p14 Process, The basic, June 15, p7 Progress in Spanish America, Jan. 5, p 14 of the electric lignt, June 1, p 7 Proposed Iron Exchange, March 16, p 26 Prospects of the builluing business, April 13, p 26 Trade, March 30, p 15 Protection, Changed views on, April 6, p 14 Prussia in 1880, The iron industry in, May 18, 13 Przibram, Bohemia, A deep mine in, March 9, pil Public debt and revenue, March 9, p 13 meeting im the interest of free trade, April 13, p 15 Puddlers, The finishers and the, June 29, p 15 wages at Pittsburgh, April 20, p 26 Puddling in England from 1851 to 1871, The prices of, June 29, p 15 Pumping engines, Cornish, Feb. 9, p 13 Pump, The unique steam, May 18, p 11 Pumps, Indicator trials of, Feb. 9, p 7 ree copper containing arsenic, Feb. 9, ~ fy ~ ‘ pé Mining coal, A new method of, June 22, p 2 Engineers, American Institute of, Feb. 16, p 15; 23, p15; Mareh 2, p 14 Engineers—Washington meeting, American Institute of, March 2, p 15; 16, p17 report, The Nova Scotia, April 20, Pp 13 prospects in the West, June 22, p 15 troubles in Maryland, April 13, p 24 Miniature locomotive, April 13, p 19 Minnesota, Iron ore in, April 6, p 1 Modeling, Topographical and geological, May 25, p 13 Models of vessels, May 25, p 19 Modern gunnery, March 23, p 26 Molders’ strike in Troy, March 30, p 24 Monitors, The unfinished, March 16, p13; June 29, p 11 Montreal, 8moke nuisance in, March 23, p 19 Monster steam whistles, June 1, p 9 Morrell, and the steel bloom discussion, Feb. 2, 17 Motive power for steel cars, Jan. 12, p 7 Motor, A novel, May 25, p 3 A small steam, Jan. 19, p 7 Megy’s hydraulic, April 13, p 1 Mountain of Durango, The iron, May 18, p 1 Movement of foreign irons, March 23, p 24 The Iron Exchange, April 20, p 15 Nail trade, The Wheeling, Feb. 23, p 17 National Association of Stove Manufacturers, Feb. 2, p 13; 16, p 14; June 15, p 15; June 29, p 19 bankruptcy bill, March 9, p 9 Board of Trade, Jan. 5, p 1 policy, A Canadian parliamentary debate on the, March 2, p 3 Navigation, Relative expenses of British and American steam, April 20, p 14 Navy Department and the United States Test Board, The, April 13, p 15 Department, Reckless expenditure in the, May ll, p 14 Steel ships for the, Feb. 16, p 14 Negotiable bills of lading, June 29, p 19 Neilson, William, June 15, p 15 New England Manufacturers’ and Mechanics’ Institute, April 20, p24; May 18, p 11 French tariff, March 9, p3 publications, Feb. 9, p13; 23, p15; April 27,p1l; May 18, p24; 25,p15; June 15, p 17 York Iron and Metal Excharge, June 8, Purple ore, Utilizing, Jan. 19, p 7 Quicksilver, Annual product of, Feb. 16, p 5 in California, Production of, March 16, p 9 market, Developments in the, May 18, p 14 Race, A Long, June 22, p 20 Rail freights in transit, Delay of, April 13, p 14 eapeaiien, Jan. 5, p 15 Rails, Expansion of, June 29, p 7 Sevator Beck and the profit on steel, March 30, p 14 Railroad bridge, A high, Feb. 2, p 28 construction in 1881, Jan. 12, p17 in Chicago, The traction, March 30, p 18 Railroads, Canals vs., March 23, p 14 for discrimination in freight charges, Lia- bility of, March 2, p 28 sold under foreclosure in 1881, March 9, p York Iron Exchange, The proposed, Feb. 16, p 15 Nickel electrotypes, Jan. 19, p9 Malleable, April 27, p 24 Nova Scotia mining report, April 20, p 13 Obituary, John Cooke, Charles Robinson, George G. Sampson, Joseph E. Shef- field, Feb. 23,p 15; E. R. McDonald, Geo, E. Taylor, April 13, p24; William Neilson, Erastus W. smith, June 15, p 15; John Scott Russell, June 22, p 17; p5 Maxwell! Rowland, June 29, p 19 Railway cars, Heating and lighting, Jan. 19, Ocean express steamships, Jan. 26, p3 p 14 extension, June 8, p 14 spikes, The manufacture of, June 8, p 3 arty menieg machine, Improved, June ~) p Railways, Suggestions for improvement in ele- vated, April 20, p3 Rain band, The, Jan. 19, p 11 Rates of wages in the United States and Eng- land, Comparative, June 15, p 7 Reading Railroad electiou, Jan. 19, p 19 Recent English arbitration, May 25, p 14 Reciprocity, Canadian views of, March 9, p 14 Mexican trade and, May 11, p 14 with Mexico, Proposed, Jan. 12, p 1 Reckless expenditure in the Navy Department, May 11, p 14 Reduction of internal taxation, March 9, p 14 Regenerative stoves, Improved, April 6, p 1 Reissued patents, June 22, p 26 Relative non-conductivity, Feb, 9, p 9 Removal of Disston’s Saw Works, Proposed, Jan. 5, p 15 Revenue, Public debt and, March 9, p 13 The McKinley bill and the, Feb, 23, p 14 Revised patents, June 22, p 26 Richards, Mr., corrected, Feb. 23, p 15 Riveting machine, Combined mechanical and hydraulic, June 1, p 19 Roasting pyrites, Feb. 9, p 17 Robinson, Charles, Feb. 23, p 15 Rock drill, Jarolimek’s, March 30, p 1 Rolling mill engine, New, June 8, p 1 mill engines, Jan. 19, p 1 mill engines for French iron works, June 1, p19 mill speed, The, Feb. 2, p 18 Roof frames, Wood or iron, Jan. 19, p 13 Ropes, Fiat wire, June 8, p 5 Rowland Maxwell, June 29, p 19 Royalty litigation, Another, April 6, p 9 Russell, John Scott, June 22, p 17 Russia, Mineral wealth of, Feb, 23, p 1 Trade with, Feb. 23, p 26 Russian chrome works, A singular disease in, April 27, p 23 Sabbath, Running iron works on the, April 13, p ll grain freights in 1881, Feb. 2, p 13 races, May 25, p 13 steamer, A remarkable, April 19, p 19 voyages, Quick, May 25, p 14 OReet 6 corporations and their powers, Feb. 16, p 1 Oil stove litigation, More, Mag 11, p 26 Oldest ie seneeee in the United States, Feb. 9, p: Opposition to the Pennsylvania Railroad policy, April 13, p 11 Ordnance Department and the emery testing machine, April 27, p 15 Ore and clay mi‘ls, April 6, p 19 Oregon, Industrial Enterprise in, June 1, p 1 Oswego Iron Works, Feb. 2, p 9 Our commerce with the Chinese, April 6, p 9 foreign trade in metals, iron and coal in 1881, March 2, p 14 Outlook tor iron in the West, The, Jan. 5, p 14 The labor, March 23, pv 14 Oven, A new coke, April 20, p 18; May 11, p 1 Overland and Cape Horn routes, Feb. 16, p 5 Overwinoding, Prevention of, Jan. 5, p 19 Palisades, Tunnel through, Jan. 19, p 26 Panama Canal, Work on the, March 23, p 3 Deplorable accounts from, Jan. 12, p 15 Panic at Paris and its bearings, Jan. 26, p 14 Paris, Steam tramways in, June 29, p 11 World’s Fair of 1878, March 23, p 1 Parkhead forge,Scotland, Steam hammer at the, March 9, p 1 Patent laws, Amending the, April 27, p 14 laws, A vicious amendment to the, April 13, p 14 office report, Anaual, Feb, 16, p 14 The extension of the Siemens, April 20, p 14 Patents for debt, The attachment of, Feb. 16, p17; 23, p9 New interpretation of the law of, Feb. 2, pd Reissued, June 22, p 26 Revised, June 22, p 26 Peerless pipe grip, May 11, p 18 Pennsylvania, Coal mining in, April 13, p 14 Steel Company, June 29, p 13 Phytocollite in, Apri! 6, p 7 Safety, Factors of, April 6, p 23 railroad policy, Opposition to the, April 13, valve, The Wilson Klotz, Jan. 19, p 3 pli Sampson, George G., Feb, 23, p 15 | Pernot open-hearth furnaces at the Cumbria , Sandberg’s steel rail Peter the Gieat, The, March 9, p15; June 1,| Saw mills, Steam feeds in, June 29, p 11 | Saws, Circular, Juve 29, p 11 Scandinavian belts, Jan. 26, p 7 Science in schools, Elementary, May 11, p 1 Scientific and technical, Jan. 5, p 28; 12, p5 iron production of 1881, March 9, p 18 Seoteh iron trade, March 23, p 19 ‘ Scotland, [ron trade of, Feb. 9, p 11 Screw driver, Double-action clutch, Jan. 5, The demand for increased wages at, April | Screwless Window Pulley, Feb. 28, p 9 Screws, Countersinking wood, May 25, p 3 Self-oiling support for shafting, Jan. 19, p 5 Separating oxide of iron from alumiua, &c., Shaft, Forging a large, April 20, p 13 Plated silver ware—Prohibited from America| Sbhafting, Self-oiling support for, Jan. 19, p5 Snarpener for lawn-mower knives, May 25, p 7 Shear, Large vertical, May 11, p 1 Shears, Vertical, April 6, p11 Sheffield, Joseph E., Feb. 28, p 15 Shipbuilding, English, June 8, p 26 Ships, Dry docks for large, April 20, p 18 Shop waste, March 16, p 9 Shutes, Grain, June 22, p 24 Siceative, Xerotine, March 23, P 24 Sicily, Sulphar mining in, April 13, p3 Siemens-Anderson failure, Feb. 12, p 17 IRON AGH. | bloom specifications, | Sulphur mining in Sicily, April 18, p 3 2 March 2, p 14 Sunday work at furnaces, April 13, p 14; June San Francisco, Activity among the iron work 22, p18 ers of, April 29, p 19 Sweden, Bangbro iron and steel works in, June 1, p 28 Blast furnaces in, March 23, p 1 Mineral and metallurgical industries of, April 6, p 14 The tron industry in, June 1, p 1 ; 26, p 7; Feb. 2, p17: 9, p 9: | Swedish iron market, June 15, p 26 March 23, p 15; 30, p 24; Apri: | Swing crares, Light, March 30, p7 6, p 17; 18,p 7; May 4, p 7; 11, p17} | Tank locomotives, Feb. 2, p 17 18, p 24; 25, p15; June 1,p17 8, p7:| Tariff agitation in Austria, Feb. 9, p 1% 22, p 7; 29,p 1 commission, June 22, p 14 commission and the President, Jan. 26, p15 commission bill, Feb. 16, p 14 commission bill, The, May 11, p18 commission bill and tariff legislation, Murch 19, p11 23, p3; pig iron trade, 1881, March 9, p 7 p 28 16, p 14 driver improvement, May 25, 0 5 commission bill, what’ After the, May 4, thread, United States standard, Feb. 16, p 15 p 17 commission, The, May 4, p 14 legislation, Doxology of all, March 9, p 14 legislation, Prospect of, Feb. 2, p 20 legislation, The prospect fur, March 30, p 14 on iron, Jan, 12, p 17 purchase, Gift or theft ? Is a, Mareh 9, p 14 revision, German, April 20, p 9 The new French, March 9, p 3 Taxation gift, Sale or theft? Is, March 16, p15 in Europe, Feb. 23, p 1 Reduction of internal, March 9, p 14 corporations in New York, March 16, p 1 Taylor, Geo. E., April 18, p 24 Technical education, April 6, p 5 instruction in mechanieal handiwork, April 6, p11 schasis for artisans, Feb. 16, p7 Technology, Stevens institute of, June 15, p 17; 29, p13 Telephone conductors, Jan. 5, p 28 Teleradiophone, The, Jan. 26, p 9 Temperature of the soil, Feb. 9, p 9 of tunnels, April 20, p 3 Temper of steel, Jan. 26 p3 Tenacity of magnetized iron, March 23, p 19 Tensile strength, April 20, p 11 Testimonial to Capt. Wm. R. Jones, May 11, p 26 Testing machine at Watertown, The Emery, March 16, p 15 machine at Watertown, United States, May ll, p5 machine for axles, journals, boxes and lubricators, May 15, p 1 muchine, The emery, June 22, p 14 machine, The Ordnance Department and the emery, April 27, p 15 machine, Hydraulic spring, June 29 p7 machines, Gripping device in, April 27, p13 Tests of automatic sprinklers, June 22, p 1 of materials, United States, April 27, p 17 of metals, Feb. 16, p 7 Texas, Coal and iron in, Jan. 5, p 13 Thermometers for low temperatures, March 23, 3 Theme, David, June 22, p 15; 29, p 15 Time standard, May 4, p 1 Tin deposits of Australia, March 16, p 7 Disaggregatio of, April 6, p 11 piate manufactuce, June 1, p 11 plate trade, The, April 6, p 13 plate works in Cleveland, Ohio, A proposed, Feb. 23, p 24 plates and brands, June 15, p 14 plates, Some plain truths about, June 15, p 19 The position of, June 29, p 14 Tires and axles, Steel railway, June 1, p 28 Tolls on the State canals, Feb. 2, p 20 Ton, The, June 1, p 11 Topographical and geological modeling, May 25, p 13 Torpedo boat, A new, Jan. 19, p ll boat, Italian, Feb. 16, p 17 boat, Trial of a, Feb, 23, p 1 boats, Submarine, Feb. 9, p 9 service, The United States, Jan. 5, p 1 Town building, Lack of architectural taste in, Jan. 12, p3 Traction railroad in Chicago, The, March 30, p 18 Tractive force to move vehicles on a macada- mized road, Jan. 26, p 7 Trade in metals, iron and coal in 1881, Our foreign, March 2, p 14 marks in India, Feb, 12, p 17 of the Dominion, Feb. 23, p 14 prospects, March 30, 15 prospects in the Southwest, Jan. 19, p 1 publications, May 25,p 15; June 1, p 28; 8, p 24; 15, p 20; 22, p19 questions in Canada, June 1, p 14 report, Jan, 5, pp 23, 24, 25, 26, 27; 12, pp 21, 22, 28,24; 19, pp 21, 22, 23, 24; 26, pp 21, 22, 23, 24, 26; Feb. 2, pp 25, 26, 27, 28; 9, pp 21, 22, 23, 24; 16, pp 21, 22, 23, + 24: 2 at, 9, Feb. 9, p 17 trade with America, Feb. 16, p 19 Steel for, Feb, 25, p 13; Mareh 25, p 19 without cargoes, April 27, p 24 Anderson Steel Co.'s affairs, Jan. 12, p 19 Andersou Steel Co. vs. Dr. Siemens, Feb. 16, p 19 furnace patent, April 27, p 14 furnace patent, Notes on, April 27, p 7 patent, Extension of the, April 20, p 14 regenerative furnace patent, April 6, p 14 Situation at Homestead, ae 23, p 14 in the coal regions, April 6, p 15 Skylight litigation, March 16, p 1; May 11, p 26 Slag and its uses, Blast furnace, Feb. 9, p 3 Sleeping car, The origin of the, May 18, p 11 Slot cutter, Key seat and, June 29, p 13 Slotting machine, Large, March 23, p3 Small steam motor, Jan. 19, p 7 Smitt, Erastus W., June 15, p 15 Smoke nuisance in Montreal, March 28, p 19 Some plain truths about tin plates, June 15, » 19 South Atrica, Coal in, Feb. 23, p 7 America, Iron making in, April 20, p 1! American iron works, Jan. 26, p5 Chicago Iron and Steel Works, May 25, p 3 Southern furnaces, Sliding scale of freights for, April 13, p19 Spain, The commercial outlook in, April 6, » 14 Sparieh America, Progress in, Jan. 5, p 14 Sparks from cast-iron gears, Juve 15, p 19 Spelter, American, May 18, p 19 Spelter market, Course of the, May 11, p 14 Spikes, The manufacture of railway, June 8, p 3 Splayed hoop iron hearing, June 8, p 13 Spontaneous combustion of coul, June 8, p 17; 26, p7 Spring-cushioned steam hammers, June 1, p 3 Springfield, Ill., Agricultural implement making at, April 27, Pp 23 Spring-making machine, Improved railway, June 15, p 1 Sprinklers, Tests of automatic, June 15, p 1 Stamped-ware combination, Legal aspects of, Feb. 2, p 20 Standard coins of the various nations, Values of the, Feb, 23, p 17 Standard time, May 4, p 1 States prisons, Contract labor in the, March 23, p l4 States, The growth of, May 4, p 14 Statistics for 1881, [ron, June 15, p 3 Steam enginecring, Important discovery in, March 30, p 9 feeds in saw mills, June 29, p 11 hammer at the Parkhead Forge, Scotland, March 9, p 1 hammer for bossing wheels, Jan. 26, p 7 pump, The Unique, May 18, p 11 tramways in Paris, June 29, p 11 yacht fleet, April 6, p 23 Steamer, A remarkable ocean, April 15, p 19 Sieamship communication, American, March 9, p l4 Steamships, Ocean express, Jan, 26, p 13 Western, March 23, » 24 Steel, American vs. English, Jan. 5. p 14 and ingot iron from phosphoric pig iron, The manufacture of, May 18, p 3 as a structural material, May 11, p 1 bloom discussion, Morrell and the, Feb, 2, p17 blooms, March 2, p 14; April 27, p 14 blooms, Can they be imported at the pres- ent time ? Feb. 16, p 14 for magnets, Jan 26, p 9 for American ships, American, March 9, p9 forgings, Composition of, April 6, p 11 for shipbuilding, Feb. 28, p13; March 23, pi Gilding, Jan 5, p 15 industry, ‘he Bessemer, May 18, p 14 manufacture, Manganese for, June 1, p 1 on iron in salt water, Corrosive effects of, June 1, p5 plate for boilers, June 1, p 28 production in North of Eugland, Feb. 9, p5 rails, Duration of, April 27, p 5 railway tires and axles, June 1, p 28 ships for the navy, Feb. 16, p 14 steamboat, Feb. 2. p 7 Temper of, Jan, 26, p 3 trades, Windsor Richards on English and American, Feb. 16, p 9 Stevens Institute of Technology, June 15, p 17; June 29, p 18 St. Gothard tunnel, The service of the, April 27, p #4 John’s graving dock, May 25, p 11 Lawrence tunnel, Feb. 23, p 26 Stock inflation and the price of merchandise, Feb. 9, p 14 Stoddard Lock Company, May 4, p 26 Stone breaker, A new, May 4, p 9 Stop valve, Haas’ improved, March 9, p 5 Storage battery, A new, Jan. 19, p 11 Store fittings, June 22, p 26 windows, Steamy and frosted, Feb. 9, p 5 Stove Association, June 29, p 15 manufacturers, National association of, Feb. 16, p 14; June 15, p 15; 29, p 19 Stoves, Improved regenerative, April 6, p 1 Street car which carries ite track, Feb. 2, p 9 Strength of wire rope, June 29, p 9 Strength, Tensile, April 20, p 11 Strike, An expensive, Feb. 2, p 30 in the Cleveland rolliag mills, May 18, p 19 The Homestead, March 16, p 14 The iron worker's, June 8, p 14 Strikes of lab