324 



AMERICAN MEN OF SCIENCE 



Williamsport, Pa, 97-00; Colo. Springs, 01-02; 

 prof, biol, Alma, 04- Instr. field bot, Biol. Sta, 

 Indiana, 01; bot. and geol, Chautauqua, 02-03; 

 ecol. bot, Chicago, 05. M.A.A; Geog. Ass; Nat. 

 Geog. Soc. Geographic distribution of bog 

 plants; experimental plant ecology. Ecological 

 anatomy of bog plants ; plant societies of the 

 Alma (Mich.) region. 



Traphagen, Dr. F(rank) W(eiss), Golden, Colo. 

 Chemistry. Eaton, 0, July 20, 61. Ph.B, Co- 

 lumbia, 82, Ph.D, 83. Instr. chem, Staunton 

 Mil. Acad, 84-87; prof, Col. of Mont, 87-93; 

 Mont. Col. Agr. and Mech. Arts, and chemist, 

 Mont. Exp. Sta, 93-03; prof, metal, and assay- 

 ing, Colo. Sch. of Mines, 03- Assayer, Cham- 

 pion Mining Co, 90-93 ; in charge Mont, mining 

 exhibits, Columbian Expos, 93. F.A.A; Chem. 

 Soc; Min. Eng; Soc. Chem. Indust; West. 

 Ass. Tech. Chem. and Metal, (pres, 04-05) ; 

 Franklin Inst ; London Chem. Soc ; Chem. Gesell. 

 Chemistry of soils, foods, etc. Plants and 

 waters poisonous to stock; metallurgy and met- 

 allurgical chemistry. 



Trautwine, John C(resson), Jr, 257 S. Fourth St, 

 Philadelphia, Pa. Civil and hydraulic engineer- 

 ing. Philadelphia, March 17, 50. Private 

 schools. Mem. Civil Service Exam. Boards, 

 Phila, 93-95 ; sec'y, Ass. of Eng. Societies, 94 

 05; chief, Bur. of Water, Phila, 95-99. Civil 

 Eng; Am. Water Works Ass; New Eng. Water 

 Works Ass; Franklin Inst; Phila. Eng. Club; 

 London Inst. Civil Eng. 



Treadwell, Prof. Aaron L(ouis), Va^sar College, 

 Poughkeepsie, N.Y. *Zoology. Redding, Conn, 

 Dec. 23, 66. B.S, Wesleyan, 88, M.S, 90; Ph.D, 

 Chicago, 99. Asst. nat. hist, Wesleyan, 88-91; 

 prof. biol. and geol, Miami, 91-00; biol, Vas- 

 sar, 00- Instr, Woods Hole, 98- Soc. Nat; 

 Soc. Zool. Annelid morphology. Annelid em- 

 bryology. 



Trelease, Prof. W(illia)m, Missouri Botanical 

 Garden, St. Louis, Mo. *Botany. Mount Ver- 

 non, N. Y, Feb. 22, 57. B.S. Cornell, 80; Sc.D, 

 Harvard, 84. Instr. bot, Cornell. 80; Wisconsin, 

 81-83, prof, 83-85 ; Washington (St. Louis), 85-; 

 director, Mo. Bot. Garden, 89- Special agent on 

 cotton insect, U. S. Dept. Agr, 79; lecturer bot, 

 Hopkins, 81; in charge, Summer Sch. Bot, Har- 

 vard, 83-84. LL.D, Wisconsin, 02; Missouri, 

 03. Nat. Acad; F.A.A; Soc. Nat; Bot. Soc; 

 Soc. Prom. Agr. Sci; Bot. Cent. States; Philos. 

 Soc; Am. Acad. Botany and entomology, espe- 

 cially pollination arrangements, parasitic fungi 

 and certain groups of flowering plants. 



Trevor, Prof. J(oseph) E(llis), The Circle, Ithaca, 

 N. Y. *Physical chemistry. Lockport, N. Y, 

 Oct. 11, 64. Cornell, 88-90; Ph.D, Leipzig, 92. 

 Asst. prof. gen. and physical chem, Cornell, 92- 

 00, prof, 00- Co-editor, ' Jour. Physical Chem.' 

 Physical Soc; Chem. Soc. Thermodynamics. 

 Thermodynamics in chemistry. 



Triplett, Prof. Norman, 709 Mechanic St, Emporia, 

 Kas. Psychology, Child-study. Perry, Ills, 

 Oct. 1, 61. A.B, Illinois, 89; A.M, Indiana, 



98; Ph.D, Clark, 00. Supt. pub. sch, New 

 Berlin, Ills, 89-91; instr. sciences. High Sch, 

 Quincy, Ills, 94-97; pedag, Mt. Holyoke, 00- 

 01; prof, psychol. and, child-study, Kas. State 

 Nor. Sch, 01- Psychol. Ass. Dynamogenic fac- 

 tors in competition; the psychology of conjuring 

 deceptions ; the educability of the perch ; rhythm ; 

 nursery rhymes; the faults of children; indi- 

 vidual psychology; pedagogical arrests and pe- 

 culiarities. 



Trotter, Dr. Spencer, 236 S. Seventh St, Philadel- 

 phia, Pa. Biology, Anatomy, Physiology. Phila- 

 delphia, Feb. 8, 60. M.D, Pennsylvania, 83. Res. 

 physician, Pa. Hosp, 83-85; prof. biol. and 

 geol, Swarthmore, 88- Mem. Ornith. Union; 

 Geog. Ass; Nat. Geog. Soc; Phila. Acad. Dis- 

 tribution; effects of environment; general stud- 

 ies in animal physiology. Effect of climate and 

 environment on the peoples of America. 



Trowbridge, Prof. Augustus, University of Wis- 

 consin, Madison, Wis. *Physics. New York, 

 N. Y, Jan. 2, 70. Columbia, 90-93; Ph.D, 

 Berlin, 97. Instr. physics, Michigan, 98-00; 

 asst. prof. math, physics, Wisconsin, 00-03, 

 prof, 03- F.A.A; Physical Soc. Infra-red 

 radiation; theory of coherer action; electrolytic 

 condensers; measurement of inductances; meas- 

 urement of inductances. Ether drift. 



Trowbridge, C(harles) C(hristopher) Columbia 

 University, New York, N. Y. *Physics. New 

 York, April 26, 70. B.S, Trinity (Conn.), 92, 

 M.S, 03. Asst. physics, Columbia, 92-96, tutor, 

 96-03, instr, 03- F.A.A; Physical Soc; N. Y. 

 Acad, (sec'y, Sect. Astron, Physics and Chem.). 

 Specific heat, fluorescence, magnetism and after- 

 glows in gases at liquid-air temperatures; per- 

 sistent meteor trains; after-glows in gases at 

 low pressure; bird migration; interlocking of 

 wing feathers in flight. 



Trowbridge, D(ic) Hector, Lewis Institute, Chi- 

 cago, Ills. Chemistry. Centerville, Mich, 

 Nov. 19, 73. B.S, Michigan, 98. Instr. phys- 

 ics and chem, High Sch, Adrian, Mich, 98- 

 99 ; Leuns Inst, 99- Asst. chem, Michigan, 

 summers, 99-00. Chem. Soc. Oils. Influence 

 of moisture on dielectric strength of oils; in- 

 fluence of temperature and pressure on gases 

 used for heating and lighting. 



Trowbridge, Prof. John, Cambridge, Mass. 

 *Physics. Boston, Mass, Aug. 5, 43. B.S, 

 Harvard, 66, Sc.D, 73. Instr. physics, Law- 

 rence Sci. Sch, Harvard, 67-69; Mass. Inst. 

 Tech, 69-71; asst. prof, Harvard, 71-81, prof, 

 81- Mem. Int. Commission on Electrical 

 Units ; assoc. ed, ' Am. Jour. Science.' Nat. 

 Acad; Philos. Soc; Am. Acad. (v. pres.). 

 Electricity; light. Electricity; spectra of 

 gases at high temperatures. 



Trudeau, Dr. E(dward) L(ivingsten), Saranac 

 Lake, N. Y. *Medicine. New York, N. Y, 

 Oct. 5, 48. M.D, Columbia, 71. Physician in 

 charge, Adirondack Cottage Sanitarium, 84- ; 

 director, Saranac Lab, 94- Collaborator, 'Zeits- 

 chrift fiir Tuberculose und Heilstatten' and 'Am. 



