Cellulose protection for war vessels, etc. (Wiltberger) 53 (See Chicago drainage canal and lake commerce 238 Citrate method of phosphoric acid determination, etc. (Bergami) 139 275 A simple and effective shaft coupling. 392 Coupling, shaft, a simple and effective Day, Wm. C. Investigation of Utah gilsonite, a variety of asphalt Durfee's hydraulic vacuum pump and blowpipe. locomotive, successful trials of . Electrically lighted buoys in Gedney channel, New York Harbor Electricity vs. steam on railroads 313 158 Electrolytic process (Castner's) for chlorine and alkali Electrolysis, an apparently new observation in Electroplating, metallic lactates in .. Electro-metallurgy as applied to silver refining, etc. (Faunce) 386 153 480 287 262 Faunce, George. Electro-metallurgy as applied to silver refining, and Fender, the "deadly" trolley car Fire-alarm system, the pneumatic. (Report of the Committee on Science Flexure of beams, an apparatus for experimenting with the laws of. Proceedings of stated meetings, June, September, October, No- vember, 1895 State Weather Service: Monthly bulletins and maps. (July supplement.) Gardiner Lyceum, first trade school in America. (Cooper) Garrison, F. L. Carbides of iron 275 464 log. of their sum or difference. Hering, Herman S. Recording ammeter and voltmeter. Hill, Nathaniel. Having the logarithms of two numbers, to find the Hydraulic vacuum pump and blowpipe. (Durfee) 130 463 Some notes on electric railway tests 462 Ice, on the growth and sustaining power of. (Vedel) Indirect electrolysis. (Andreoli). Interstitial space. (Paret) . . . Iron, prospective increase in the consumption of Irrigation: with an example of its application, etc. (Wyckoff) Johnston rail-bond . . Johnston, A. L. Test of an electric railway 455 Keller, Edwin R. Some formulæ for the calculation of wires Lactates, metallic, for electroplating Logarithms. Having the logarithms of two numbers, to find the log. of Mabery, Charles F. Composition of the American sulphur petroleums I tures Mason, Wm. P. Rainfall and typhoid fever 157 Microscope, illumination of opaque objects for examination. 480 79 391 Nails, comparative tests of wire and cut. (Carpenter) . 387 Paret, T. Dunkin. Interstitial space 117 Peckham, S. F. What is bitumen? . 370 Pelton water-wheel. (Report of the Committee on Science and the Arts) 161 I Phosphoric acid determination, the citrate method of, etc. (Bergami) . 139 Richards, Joseph. Aluminium solders Rainfall and typhoid fever. (Mason) Recording ammeter and voltmeter. (Hering) Reed, C. J. Reasons for predicting the existence of argon Rothrock, J. F. Our Pennsylvania forests 212 463 68 351 105 State Weather Service, bulletins and maps. (See July supplement.) 401 Test of cement mortar mixed with various kinds of sand. (A. S. Cooper) 321 32 Tin-plate production in the United States. 479 Trade school, the first to be established in America. (See Cooper, J. H.) 275 480 Vedel, P. On the growth and sustaining power of ice. 355, 437 Wastes of heat, some preventable, in the generation of steam. (Kent). 406 401 Water-wheel, Pelton, report on 161 Wiltberger, B. P. Cellulose protection for war vessels, etc. 53 Wires, some formulæ for the calculation of. (Keller) 455 Wyckoff, A. B. Irrigation with an example of its application in the arid region of Western America 241 THE JOURNAL PROF. EDWIN J. HOUSTON, A.M., PH.D., Chairman, PROF. Arthur BEARDSLEY, C.E., PH.D., MR. THEO. D. RAND, PROF. COLEMAN SELLERS, E. D., MR. J. C. TRAUTWINE, JR., Committee on Publications: Composition of the American Sulphur Petroleums. By Charles F. Mabery, Professor of Chemistry, Case School of Applied Science, An Apparatus for Experimenting with the Laws of Flexure of Beams. By Prof. James L. Greenleaf, . The Theory of the Air-Lift Pump. By Elmo G. Harris, Professor of Engineering in the School of Mines of the University of Missouri, . . Cellulose Protection for War Vessels and for the Merchant Marine. By Sanitary Engineering. By Wm. Paul Gerhard, C.E., Consulting En- gineer for Sanitary Works; Mem. Amer. Public Health Association; Amer. Forestry Association; German Samaritan Society; Corresp. Mem. Amer. Inst. of Architects; Honorary Consulting Sanitary Engineer to the Department of Health of the City of Brooklyn, Reasons for Predicting the Existence of Argon. By C. J. Reed, The Mineral Production of the United States-1893-1894. COUNSELLORS AT LAW SOLICITORS OF PATENTS PHILADELPHIA Forrest Building, 119 South Fourth Street NEW YORK Potter Building, 38 Park Row WASHINGTON Atlantic Building, 928 F Street WHITCOMB M'F'G CO., MAKERS OF Iron Planers of All Sizes. Hand and Power Shears BOILER PLATE BENDING ROLLS. WORCESTER, Mass. |