694 



AMERICAN MEN OF SCIENCE 



and Geod. Surv, 03-08; asst. physics, Harvard, 

 12-14; instr. and asst. prof. elec. eng, Pennsyl- 

 vania, 14-17. A. A; Physical Soc; Elec. Eng; 

 Soc. de Physique. Joule-Thomson effect in 

 superheated steam. 



Truman, O(rley) H(osmer), Lowell Observatory, 

 Flagstaff, Ariz. Astronomy. Iowa Falls, Iowa, 

 July 9. 88. A.B, Iowa, 11, M.S, 12. Instr, 

 Graceland, 12-1.3 ; math, and astron, Iowa, 13 - 

 19; astronomer, Lowell Observatory, 19- Mem. 

 Lowell eclipse exped, 18. Astron. Soc; Pacific 

 Astron. Soc. Spectroscopy of the spiral nebulae. 



Trumbull, Prof. Harlan L(eo), Hudson, Ohio. 

 Physical chemistry. Adair, Iowa. A.B, Wash- 

 ington (Seattle), 07, A.M, 08; Ph.D, Chicago, 

 11. Instr. chem, Wa.shington (Seattle), 11-16, 

 asst. prof, 16-18; fellow, Mellon Inst, and Capt, 

 C.W.S, 18-19; research chemist, B. F. Goodrich 

 Co, 19- A.A; Chem. Soc. Molecular weights; 

 ionization of solutions by light. 



Tnimpler, Dr. Robert (Julius), Lick Observatory, 



Mt. Hamilton, Calif. Astronomy. Ziirich, 

 Switzerland, Oct. 2, 86. Ziirich, 06-08; Ph.D, 

 Gottingen, 10. Astronomer, Swiss Geod. Com- 

 mission, 11-15; asst^ Allegheny Observatory, 

 1.5-19; Kellogg fellow, Licic Observatory, 19- 

 Astron. Soc; Pacific Astron. Soc; Astron. 

 Gesell. Telegraphic longitude determinations; 

 positions, proper motions and parallaxes of 

 fixed stars; stellar clusters. 



Truog, Prof. E(mil), University of Wisconsin, 

 Madison, Wis. Agriculture. Independence, 

 Wis, March 6, 84. B.S, Wisconsin, 09, M.S, 12. 

 Assoc, prof, soils, Wisconsin, 09- Chem. Soc. 

 Availability of phosphates; soil acidity; feed- 

 ing power of plants. 



Tucker, Dr. Beverley Randolph, 212 W. Franklin 

 St, Eichmond, Va. Medicine. Richmond, Va, 

 April 26, 74. M.D, Med. Col. of Va, 05. Prof, 

 nrur. and psychiat, Med. Col. of Va, 13-; physi- 

 cian in charge, Tucker Sanitarium. Mem. Int. 

 Pellagra Commission, 08-11. Neur. Ass; Thera- 

 peut. Soc; Am. Med. Ass. Pellagra; pituitary 

 gland disturbance; brain tumors; lethargic en- 

 cephalitis. 



Tucker, E(lbert) S(tephen), U. S. Department of 

 Agriculture, Washington, D. C. Entomology. 

 Claridon, Ohio, Aug. 16, 67. Garfield, 89. Asst. 

 entom, Kansas, 91-98, museum asst. systematic 

 entom, 02-06; asst. in charge, green bug lab, 

 Tex. Exp. Sta, 07; special agent, bur. entom, XJ. 

 S. Dept. AgT, 08-11; assoc. entomologist, La. 

 Exp. Sta, and acting state entomologist, La, 12- 

 17 ; cotton entomologist, U. S. Dept. Agr, 17- 

 Collaborator, agent, and field a.s.st, U. S. Dept. 

 Agr, 13-17. Kans. Acad; Ass. Econ. Entom. 

 Economic and systematic entomology. 



Tucker, Prof. R(ichard) H(awley), Lick Observa- 

 tory, Mt. Hamilton, Calif. *Astronomy. Wis- 

 casset, Maine, Oct. 29, 59. C.E, Lehigh, 79. 

 Asst, Dudley Observatory, 79-83; instr. math. 

 and astron, Lehigh, 83-84; asst, Argentine Nat. 

 Observatory, Colorado, 84-93; astronomer. Lick 

 Observatory, 93-08; director. Southern Observa- 

 tory, Carnegie Institution, Argentina, 08-11; 

 astronomer, Liclc Observatory, 11- A.A; As- 

 tron. Soc; Philos. Soc; Pacific Astron. Soc; 

 Soc. Astron. de Mex; Astron. Gesell. Meridian 



circle work; Cordoba Durchmusterung; meridian 

 circle observations. 



Tucker, Samuel A(uchmuty), 155 E. Cist St, New 

 York, N. Y. Chemistry. New York, April 29. 

 69. Ph.B, Columbia, 95. Asst. physics. Col. 

 Physicians and Surg, Columbia, 95-97, head 

 demonstrator physics and chem, 97-98, tutor 

 indust. chem, Columbia, 98-05, adj. prof, and 

 later prof, electroehem, 05-19; chief chemist, 

 Chem. Foundation, Inc, 19- Consulting chem- 

 ist, O.D, U.S.A; chem. adviser, W.I.B; major, 

 C.W.S. Chem. Soc. (v. chairman, N. Y. sect, 

 30); Soc. Chem. Indust; Electroehem. Soc; fel. 

 London Chem. Soc. Electrochemistry ; electric 

 furnace; varnish; storage battery; carbids; ni- 

 trogen fixation. 



Tucker, Prof. W(iUiam) M(otier), 505 Ballantine 

 Road, Blooniington, Ind. Geology. Holton, Ind, 

 Nov. 18, 77. A.B, Indiana, 08, A.M, 09, Ph.D. 

 16. Asst. geog, Ind. State Nor. Sch, 02-03, 

 instr, 07; teaching fellow, Indiana, 08-10; asst. 

 geologist, Ind. Geol. Surv, 09-12, 15-17; head, 

 geog. dept. State Nor. Sch, Moorhead, Minn, 

 13-15; adj. prof, geol, Texas, 17; asst. prof, 

 Ohio State, 17-20; Indiana, 20- Asst. geolo- 

 gist, Ohio Geol. Surv, 18-20; mem. Gimble 

 exped. to British Guiana, 10. A.A; Ind. Acad; 

 Ohio Acad. Hydrology of Indiana; pyrite de- 

 posits in Ohio coals. 



Tucker, Dr. WiUis G(aylord), 80 Howard St, Al- 

 bany, N. Y'. Chemistry. Albany, Oct. 31, 49. 

 M.D, Albany Med. Col, 70; hon. Ph.G, Albany 

 Col. Pharmacy, 82; Ph.D, Union, 82. Prof, 

 chem, Albany Med. Col, 76-01, chem. and toxi- 

 col, 01-15, registrar, 82-14, dean of faculty, 14- 

 15; prof, chem, Albany Col. of Pharmacy, 81- 

 18, dean of faculty, '83-18. Analyst, N. Y. 

 State Dept. Health, 81-91, director, bur. chem, 

 91-07; mem. governing board, Union Univ, 72- 

 A.A; Chem. Soc. Food and drug adulteration; 

 water analysis; toxicology. 



Tuckerman, Dr. Alfred, 58 K St, Newport, R. I. 

 *Chemistry, Bibliography. New York, N. Y', 

 Jan. 15, 48. A.B, Harvard, 70; Ph.D. Leipzig, 

 74. Asst, Astor Library, 76-80. A.A; Chem. 

 Soc; Library Ass; N. Y. Acad. Index to the 

 literature of the spectroscope and of thermo- 

 dynamics. 



Tuckerman, Dr. Frederick, Amherst, Mass. Anat- 

 omy. Greenfield, Mass, May 7, 57. B.S, Mass. 

 Col. and Boston, 78; M.D, Harvard, 82; London 

 and Berlin, 82-83; fellow, Clark, 89-90; Berlin, 

 London and Heidelberg, 92-94; A.M. and Ph.D, 

 Heidelberg, 94. Lecturer anat. and physiol, 

 Mass. Col, 83-86. A.A; Soc. Nat; Ass. Anat; 

 Forestry Ass; cor. mem. Appalachian Mt. Club; 

 Boston Soc. Nat. Hist; Anat. Gesell. Anatomy, 

 morphology and embryology of the gustatory or- 

 gans in Vertebrata, chiefly in Mammalia. 



Tuckerman, Prof. L(ouis) B(ryant), U. S. Bu- 

 reau of Standards, Washington, D. 0. Phys- 

 ics. West Williamsfield, Ohio, Sept. 26, 79 

 A.B, Western Reserve, 01; Nebraska, 01-02 

 Asst. physics, Ohio State, 02-04; Berlin, 04-06 

 instr, Nebraska, 06-07, adj. prof, 07-08, asst 

 prof, 08-13, assoc. prof, 13-16, prof, 16-19 

 vith Bur. Standards, 19- A.A; Physical Soc 

 Optical Soc; Wash. Acad; Wash. Philos. Soc; 



