TRO] 



652 



[TRU 



Trowbridge, David. 11. Some trigonometric 

 series. Des Moines, Analyst, 4, 1877, pp. 4-8. 



12. Summation of two series. Des 



Moines, Analyst, 5, 1878, pp. 168-170. 



13. On the quadrature of curves and the 



cubature of solids by means of infinite series. 

 Des Moines, Analyst, 7, 1880, pp. 47-51. 

 Trowbridge, John. To references in No. 6 

 (Vol. 8) add Telegr. Engin. Journ., 2, 1873, pp. 

 313-315. 



7. On a method of freeing a magnetic bar 



from the influence of the Earth's magnetism. 

 Amer. Journ. Sci., 7, 1874, pp. 490-493. 



8. On a molecular change produced by 



the passage of electrical currents through iron 

 and steel bars. Amer. Journ. Sci., 8, 1874, pp. 

 18-21. 



9. On a new induction coil. Amer. Acad. 



Proc., 10, 1875, pp. 381-384. 



1O. On the construction of GAUGAIN'S 



galvanometer. Amer. Journ. Sci., 9, 1875, pp. 

 383-385. 



11. On the effect of thin plates of iron 



used as armatures to electro-magnets. Amer. 

 Acad. Proc., 11, 1876, pp. 202-206; Amer. 

 Journ. Sci., 11, 1876, pp. 361-364; Phil. Mag., 

 1, 1876, pp. 564-567. 



12. On the so-called etheric force. Amer. 



Acad. Proc., 11, 1876, pp. 206-208. 



13. On a new form of mirror galvano- 

 meter. Amer. Acad. Proc., 11, 1876, pp. 208- 

 209. 



14. On voi'tex rings in liquids. Amer. 



Acad. Proc., 12, 1877, pp. 131-136; Amer. 

 Journ. Sci., 13, 1877, pp. 327-332 ; Phil. Mag., 

 3, 1877, pp. 290-295. 



15. Methods of measuring electric currents 



of great strength ; together with a comparison 

 of the Wilde, the Gramme, and the Siemens 

 machines. [1878.] Amer. Acad. Proc., 14, 

 1879, pp. 122-132; Phil. Mag., 7, 1879, pp. 

 165-173. 



16. Simple apparatus for illustrating 



periodic motion. [1879.] Amer. Acad. Proc., 

 15, 1880, pp. 232-234. 



17. Illustration of the conservation of 



energy. [1879.] Amer. Acad. Proc., 15, 1880, 

 p. 235. 



18. The earth as a conductor of electricity. 



[1880.] Amer. Acad. Proc., 16, 1881, pp. 58- 

 62; Amer. Journ. Sci., 20, 1880, pp. 138-141. 



19. The effect of great cold upon mag- 

 netism. Amer. Journ. Sci., 21, 1881, pp. 316- 

 317. 



Trowbridge, John, & Hill, Walter N. On the 

 heat produced by the rapid magnetization and 

 demagnetization of the magnetic metals. [1878.] 

 Amer. Acad. Proc., 14, 1879, pp. 114-121. 



2. On the heat produced in iron 



and steel by reversals of magnetization. Amer. 

 Acad. Proc., 18, 1883, pp. 197-204. 



Trowbridge, John, & Penrose, Charles Sing- 

 ham. The Thomson effect. Amer. Journ. Sci., 

 24, 1882, pp. 379-387; Phil. Mag., 14, 1882, 

 pp. 440-449; Carl (Exner), Repertorium, 19, 

 1883, pp. 394-403. 



2. On the heat produced in iron 



and steel by reversals of magnetization. Amer. 

 Acad. Proc., 18, 1883, pp. 205-209. 



3. Influence of magnetism upon 



thermal conductivity. Amer. Acad. Proc., 18, 

 1883, pp. 210-213; Phil. Mag., 16, 1883, pp. 

 397-400. 

 4. Papers on thermoelectricity. 



No. i. Amer. Acad. Proc., 18, 1883, pp. 214-220. 



Trowbridge, John, &, Stevens, E. K. The 

 electromotive force of alloys. Amer. Acad. 

 Proc., 18, 1883, pp. 221-225; Phil. Mag., 16, 

 1883, pp. 435-438. 



Trowbridge, S. H. Remarks on the classifica- 

 tion and distribution of Producti. Amer. Assoc. 

 Proc., 1881, pp. 193-204. 



Trowbridge, (Gen.} William Petit. 9. Turbine 

 wheels. On the inapplicability of the theoretical 

 investigations of the turbine wheel, as given by 

 RANKINE, WEISBACH, BRESSE and others, to the 

 modern constructions introduced by BOYDEN and 

 FRANCIS. Van Nostrand's Engin. Mag., 20, 

 1879, pp. 244-262, 372-376. 



1O. On the determination of the heating 



surface required in steam pipes employed to 

 produce any required discharge of air through 

 ventilating chimneys. [1881.] New York Acad. 

 Trans., 1, 1881-82, pp. 67-70. 



11. [Presidential address to the Mechan. 



Sci. Sect, of the Amer. Assoc. for the Adv. of 

 Sci. On applied science.] Amer. Assoc. Proc., 

 1882; pp. 295-306. 



12. On a theorem of RANKINE relating to 



the economy of single acting expansion engines, 

 first published in 1851. Franklin Instit. Journ., 

 84, 1882, pp. 81-91. 



Truchot, Ch. Nouvelle method e pour determiner 

 les limites de 1'electrolyse. Paris, Acad. Sci. 

 Compt. Rend., 97, 1883, pp. 92-93. 



Truchot, P. 5. De la presence de la lithine 

 dans le sol de la Limagne et dans les eaux 

 min^rales d'Auvergne. Dosage de cet alcali 

 au moyen du spectroscope. Paris, Acad. Sci. 

 Compt. Rend., 78, 1874, pp. 1022-1024. 



6. Sur la fixation de Pazote atmospherique 



dans les sols. Paris, Acad. Sci. Compt. Rend., 

 81, 1875, pp. 945-947. 



7. Observations sur la composition des 



terres arables de 1'Auvergne. Importance de 

 1'acide phosphorique au point de vue de leur 

 fertilite. Paris, Acad. Sci. Compt. Rend., 81, 

 1875, pp. 1027-1030. 



