190 



AMERICAN MEN OF SCIENCE 



(speaker, plant physiol). A. A; Soc. Nat; Bot. 

 Soe. (v. pres, 12, 'l4) ; Phytopath. Soe; Cheni. 

 Soe ; Soc. Biol. Chem ; Soc. Exp. Biol ; Ass. 

 Prof; St. Louis Acad. (v. pres, 15-19). Physio- 

 logical pathology. 



Doggar, Prof. J(ohn) F(rederick), Auburn, Ala. 

 Agriculture. Nonr Deniopolis, Ala, Aug. 24, 68. 

 b)S, Miss. Agr. Col, 87, M.S, 88; George "Wash- 

 ington, 93-94; Cornell, summer, 06. Asst. agr, 

 Tex. Col, 87-89; asst. director, S. C. Exp. Sta, 

 90-92; ed, V. S. Dept. Agr'j 93-95; prof, agr, 

 Ala. Polyiech, 96-, director, Ala. Exp. Sta, 03-, 

 agr. exten, 14-20. Ed, 'South. Live-stock Jour,' 

 89-90. Soc. Agron. (v. pres). Cotton; legumi- 

 nous plants; corn; oats; feeding of animals; 

 plant breeding; field crops; southern agricul- 

 ture. 



Dugmore, Arthur (Venner Vaux) Radclyffe, 

 Royal Societies Club, St. James St, London, S. 

 W, England, also Players Club, New York, 

 N. Y. Ornithology. England, Dec. 25, 70. 

 Elizabeth Col, Guernsey, and Turrell's Sch, 

 Smyrna, 79-81. Painter and naturalist. Lieut, 

 capt. and major, Inf, B.E.F, 14-19. Assoc. 

 Ornith. Union ; hon. life mem. N. Y. Zool. Soc ; 

 Am. Mus. Nat. Hist; N. Y. Linneaa Soc; Ex- 

 plorers' Club; fel. Eoyal Geog. Soc; fel. Eoyal 

 Photog. Soc. Breeding habits of eastern North 

 American birds; habits of the beaver; bird life; 

 conditions affecting plant life; the larger mam- 

 mals of British East Africa. 



Duke, Prof. Frank W(illiamson), Virginia Me- 

 chanics' Institute, Richmond, Va. Mathematics. 

 Richmond, 71. A.B, Richmond, 92; Chicago, 

 97-99. Prof, math, Richmond, 99-00; Hollins 

 Inst, 00-06; supt, Va. Mechanics' Inst, 06-18; 

 chief accountant, R. F. and P. R. R, IS- A.A; 

 Math. Soc. Ry. Account Officers Ass. Ac- 

 counting; mathematical texts. 



Dumble, E(dwin) T(heodore), 2003 Main St, 

 Houston, Tex. Geology. Madison, Ind, March 

 28, 52. Washington and Lee, 66-68, 72-74. 

 State geologist, Tex, 88-96; consulting geolo- 

 gist, South. Pacific Co, 97- A.A; Geol. Soc; 

 Min. Eng; Tex. Acad, (pres, 93); Calif. Acad. 

 Stratigraphic and economic geology; coal de- 

 posits of Pacific slope; oil deposits of Texas, 

 Louisiana, California and Mexico. 



DuMez, Dr. A(ndrew) G (rover), U. S. Public 

 Health Service, Washington, D. C. Chemistry. 

 Horicon, Wis, April 26, 85. B.S, Wisconsin, 

 07, M.S, 10, hon. fellow, 16-17, Ph.D, 17. Instr. 

 chem, Wisconsin, 07-10; asst. prof, Okla. Col, 

 11-12; director, sch. pharmacy, Univ. Philip- 

 pines, 12-16; assoc. pharmacologist, hygienic 

 lab, U. S. Pub. Hralth Service, 17- Chem. Soc; 

 Pharmaceut. Ass; Pub. Health Ass; Wis. Acad. 

 Plant chemistry; therapeutic agents; standard- 

 ization of arsenic compounds. 



Dunbar, Prof. Bertrand Ackley, 727 11th Ave, 

 Brookings, S. Dak. Chemistry. Brunswick, 

 Ohio, Sept. 9, 71. A.B, Ohio Wesleyan, 91, 

 A.M, 92; Chicago, summers, 08-10. Supt. pub. 

 schools, Mich, Minn, and N. Dak, 92-10; instr. 

 chem, S. Dak. Col, 10-11, asst. prof, 11-12, 

 assoc. prof, org. chem, 12-18, prof. chem. and 

 sta. chemist, IS- Chem. Soc. (pres, S. Dak. 

 sect, 18) ; S. Dak. Acad. By-products of cereals 

 and of South Dakota coals; wool constants. 



Dunbar, Dr. Carl O(wen), Yale University, New 

 Haven, Conn. Geology. Hallowell, Kans, Jan. 



I, 91. A.B, Kansas, 13; Ph.D, Yale, 17. Dana 

 research fellow, Y^ale, 17-18; instr. geol, Min- 

 nesota, 18-20; asst. prof. hi^t. geol, Yale, and 

 asst. curator, Peabody Museum, 20- Paleont. 

 Soc; Conn, Acad. Paleontology; stratigraphy 

 of Tennessee and western Newfoundland. 



Dunbar, Dr. P(aul) B(rown), 556 Varnum St, 

 Washington, D. C. Chemistry. Lebanon, Pa, 

 May 29, 82. B.S, Pennsylvania Col, 04, M.S, 

 07; Ph.D, Hopkins, 07. Chemist, bur. chem, 

 U. S. Dept. Agr, 07- Chem. Soe; Wash. Acad. 

 Food chemistry; determination of preservatives 

 and fruit acids. 



Duncan, Prof. David C, State College, Pa. Physics. 

 Cliurchvillc, N. Y, July 30, 89. A.B. Michigan, 



II, A.M, 13. Instr. physics, Purdue, 11-16, asst. 

 prof, 16-18; 2>ro/, Pa. State, 18- Optical, heat 

 and temperature measurements. 



Duncan, Prof. John C(harles), Mt. Wilson Solar 

 Observatory, Pasadena, Calif. -^Astronomy. 

 Knightstown, Ind, Feb. 8, 82. A.B, Indiana, 

 05, A.M, 06; Lawrence fellow, Lowell Observa- 

 tory, 05-06; fellow. Lick Observatory, Califor- 

 nia', 07-09, Ph.D, California, 09. Asst. astron, 

 Indiana, 04-05, instr. astron. and mechanics, 

 06-07; astron. Harvard, 09-16; Radeliffe. 11- 

 16; prof, Wellesley, and director Whitin Ob- 

 servatory, 16-; astronomer, Mt. Wilson Observa- 

 tory, Carnegie Institution, SO- Astron. Soc; 

 Soc. astron. de France; Soc. Astron. de Mex. 

 Micrometrie and photographic observations of 

 comets; stellar spectroscopy; celestial photog- 

 raphy and spectroscopy ; determination of orbits. 



Duncan, Prof. Kenneth, 156 Fifth Ave, Nevp 

 York, N. Y. Economics. Minneapolis, Minn, 

 March 5, 90. A.B, Wabash, 10; Northwestern, 

 10-11; A.M, Wisconsin, 15. Master, Col. Sch, 

 Kenilworth, 111, 10-11 ; instr. econ. Canton Chris- 

 tian Col, China, 11-15, assoc. prof, 15-18, prof, 

 18-, dean, col. arts and sciences, 17- Special 

 examiner. Insurance Commission, Wis, 14. A.A ; 

 Econ. Ass; Sociol. Soc; Statist. Ass; fel. Royal 

 Econ. Soc. Ancient currency of China. 



Duncan, Dr. Ralph W(infred), 5001 Irving St, 

 Philadelphia, Pa. Physics. Oakland Citv. Ind, 

 Sept. 19, 82. A.B, liadiana, 09; fellow,' Penn- 

 sylvania, 10-12, Ph.D, 12. Instr. physics, high 

 sch, Bloomington, Ind, 07-09 ; Pennsylvania, 09- 

 10, 12- Assoc, physicist. Bur. Standards, 18. 

 A.A ; Physical Soc. Optical constants of metals ; 

 cotton fabrics. 



Duncan, Dr. Robert C(aritliers), Bureau of Stand- 

 ards, Washington, D. C. Physics. Loveland, 

 Colo, July 14, 86. A.B, Indiana, 09; fellow, 

 Pennsylvania, 10-12, Ph.D, 12. Instr. phvsics. 

 Pa. State, 08-09; Pennsylvania, 09-10, 13-17; 

 asst. physicist. Bur. Standards, 17-18, assoc. 

 physicist, 18-19; physicist, 19- A.A; Physical 

 Soc; Wash. Philos. Soc. Optical constants of 

 sodium and potassium; ballistics. 



Duncanson, Prof. H(enry) B(ruce), 510 Tenth Ave, 

 N, Seattle, Wash. Biology. ISIemphis, INfo, Feb.4, 

 60. B.S, Nebraska, 90, A.M, 94. First asst, 

 Exp. Sta, Nebraska, 90-92; prof, biol, Nehr. 

 State Xor. Sch, 92- A.A; Micros. Soc; Nebr. 

 Ornith. Union (pres) ; Nebr. Acad. (v. pres, 02, 

 pres, 04); life mem. Royal Soc. Arts. De- 



