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 Image: Title: Author: Date of Original:

321. Study of locomotive link motions Study of locomotive link motions Harlan, Orla 1896

322. Tests to determine the maximum boiler efficiency of locomotive Schenectady No. 1 Tests to determine the maximum boiler efficiency of locomotive Schenectady No. 1 Harlan, Orla 1897

323. Graphical solution of some standard equations Graphical solution of some standard equations Harrington, Leonard Wilson 1900

324. Test of a Corliss engine to determine the effects of changes in the clearance, compression and cut off Test of a Corliss engine to determine the effects of changes in the clearance, compression and cut off Harris, Hugh M.; May, Harry C. 1902

325. Volumetric estimation of manganese in steel Volumetric estimation of manganese in steel Harshaw, Frank 1902

326. Study of the comparative strength of different grades of Hickory lumber Study of the comparative strength of different grades of Hickory lumber Hartley, Harry D.; Moore, William N. 1903

327. Comparative and photometric test of an incandescent arc lamp Comparative and photometric test of an incandescent arc lamp Hartman, Fred S.; Snowdon, Forbes 1896

328. Test of a Worthington 6000000 gallon pumping engine Test of a Worthington 6000000 gallon pumping engine Hauser, Percy; Silk, Edward E.; Voelke, Fred 1899

329. Friction tests on paper and cast iron pulleys Friction tests on paper and cast iron pulleys Hawkins, Robert D. 1895

330. Studies in catalysis : [action produced by heat on mixture of manganese di oxide with oxidyzing agents] Studies in catalysis : [action produced by heat on mixture of manganese di oxide with oxidyzing agents] Haworth, Owen Cline 1903

331. Ageing of transformer iron Ageing of transformer iron Hayes, Clarke Lorraine 1898

332. Design of an inclined chord highway bridge Design of an inclined chord highway bridge Hayes, M.E.; Elliott, J. S. 1894

333. Efficiency test of muncie electric light plant Efficiency test of muncie electric light plant Haymond, W. O.; Gough, Cale R. 1901

334. Tests of a new form of air brake triple valve Tests of a new form of air brake triple valve Hays, Harry Clinton; Grimm, Eugene Leonard 1901

335. Adsorption of copper sulphate by silica Adsorption of copper sulphate by silica Haywood, Margaret Frances 1902

336. Improvement in working formulae for certain galanical preparations Improvement in working formulae for certain galanical preparations Haywood, Thomas Lowe 1901

337. Development of the ovule, embryo-sac and embryo of the Helianthus Laetiflorus, Pers. Development of the ovule, embryo-sac and embryo of the Helianthus Laetiflorus, Pers. Heacock, Edwin H. 1895

338. Limit of vitality of seeds treated with hot water Limit of vitality of seeds treated with hot water Heagy, Louis W. 1893

339. Embryology, anatomy and physiology of the mammary gland Embryology, anatomy and physiology of the mammary gland Heavilon, Richard Maurice; Newsom, Gilbert Pinkham; Jenks, Floyd B. 1898

340. Comparative action of diastase upon starches of different origin Comparative action of diastase upon starches of different origin Henkel, Mary Isabel 1895
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