TILDEN, J. A., disc., smoke in blacksmith shops.... Tilting water meter for purposes of experiment, J. C. Hoadley. Time and cost, a short way to keep, H. L. Binsse VIII. 698 V. 63 X. 539 IX. 380 VI. 519 IV. 357 "oscillation of spring. Tires, shrinkage allowance for Tonnage of grain in California. V. 183 IX. 449 VII. 665 Topical discussions and interchange of data, XIth meeting.. VI. 843 Trade schools. Tractive force in Meigs Elev. R. R....... forces of leather belts on pulley faces, S. A. Smith...... Transfer of heat from iron surfaces. VII. 111 X. 765 Transverse strength and stiffness of large spruce beams, G. Lanza.. X. 514 IV. 84 IV. 119 Treasurer's report, see Report. PAGE Trenton Iron Co.'s Continuous Rod Mill, W. Hewitt.. II. 70 TRESCA, HENRI, memorial notice of. VI. 873 Trevithick's steam and flue-gas engine VII. 691 Trial of upright boilers and engines at Roxbury Pump. Station, J. S. III. 290 Trials of a warm-blast apparatus at the Pacific Mills, J. C. Hoadley.. VI. 676 TROWBRIDGE, W. P., heating surface in ventilating flues.... VIII. 496 VII. X. 576 IV. 299 III. 67 Tubular boilers, a new method of constructing, F. A. Scheffler III. 175 VIII. 324 X. 23 VIII. 348 IX. 505 .IV. 363, 364 VI. 845 VI. 110 UNDERWOOD, F. H., disc., different kinds of belting... Universal joints in marine engine shafts. Unkunde Unheilschwanger, Herr... UNWIN, W. C., disc., an error in Encyclopædia Britannica. Upright boilers at Roxbury Pumping Station, tests of, J. S. Coon... Use of calorimeter as pyrometer for high temperatures, J. C. Hoadley. PAGE VII. 146 VI. 265 VI. 320 VI. 319 V. 300 V. 284 VII. 526 VI. 42 X. 784 III. 290 II. 42 IX. 247 VIII. 425 II. 349 II. 499 VII. 631 VI. 396 IX. 647 IX. 557 Variable load in compound engine. Variation of pressure in receiver of compound engine.. pitch of screw-threads... Variable load, internal friction and engine speed and work, R. H. Velocity and pressure of wind X. 670 X. 648 I. 171 III. 131 X. 465 X. 138 III. 305 66 of air in blowers... IX. 53 |