192 



AMERICAX MEN OF SCIENCE 



Dunn, Dr. Grace A, U. S. Department of Agri- 

 culture, Washington, D. C. Botany. Ph.B, 

 Hamline, 09; Ph.D, Hopkins, 15. Alice Free- 

 man Palmer fellow, 16-17; asst. -plant physiolo- 

 gist, iur. plant indust, U. S. Dept. Agr, 18- 

 A.A; Bot. Soc. Plant physiology; entrance of 

 salts in roots of seedlings. 



Dunn, Harold Houghton, Transportation Build- 

 ing, Urhana, 111. Hallway enqincering. Tis- 

 kilwa, 111, Oct. 30, 84. B.S, Illinois, 08, fellow, 

 10-11, M.S, 15. Research asst. ry. eng, eng. 

 eorp. sta, Illinoi.'^, 12-15, research assoc, 17- 

 Eng. Educ. Train resistance. 



Dunne, J(ohn) A(ugustine), Silver Lake, Mass. 

 Astronomy. Brighton, Mass, July 21, 71. High 

 sch. and private instruction. Asst, Harvard Col. 

 Observatory, 88-09. Astron. Roc. Meridian 

 circle observations and reduction of stars in 

 zone 10 to 14; meridian circle observa- 

 tions of Nova Persei No. 2 and of the planet 

 Eros. 



Dunnington, Prof, F(rancis) P(erry), University 

 of Virginia, University, Va. ^Chemistry. Bal- 

 timore, Md, March 3J 51. B.S, Virginia, 71, 

 C.E, M.E, 72. Adj. prof. anal, chem, Virginia, 

 73-84, prof, 84-08, indust. and anal, chem, 08- 

 19, retired, 19. A.A. (sec'y, C, 85); Chem. 

 Soc; Electrochem. Soc; British Ass; London 

 Chem. Soc. Universal occurrence of titanic acid 

 in soils; inorganic chemistry; synthesis; analy- 

 sis of unusual products and rare minerals; 

 analysis of ashes of weeds; determination of 

 chlorid, bromid and iodid; fusion of silicates 

 with lithium carbonate. 



Dunstan, Prof. A(rthur) S(ain)t C(harles), Au- 

 burn, Ala. Electrical engineering. Fredericks- 

 burg, Va, March 25, 71. B.S, Ala. Polytech, 89, 

 M.E, 90, C.E, 91 ; Hopkins ; Chicago. Assoc, 

 prof. eiec. eng, Kansas, 9499; prof, Ala. 

 Polytech, 99- Consulting elec. engineer for 

 various companies and cities. Elec. Eng. De- 

 sign and construction. 



Dupler, Dr. A(lphaeus) W(illiam), Juniata Col- 

 lege, Huntingdon, Pa. Botany. Thornvillc, 

 Ohio, July 27, 83. A.B, Juniata, 11; M.S, Chi- 

 cago, 14, Ph.D, 16. Prof, biol, Juniata, 11-14; 

 bot, Lawrence, 16-17; iiol, Bridgewater, 17-19, 

 Juniata, 19- A.A; Bot. Soc; Ecol. Soc. Plant 

 morphology; gymnosperms; Taxus canadensis. 



Du Porte, E(me3t) MelvUle, Macdonald College, 

 Que, Can. Entomology. Nevis, B. W. I, Oct. 

 24, 91. B.S.A, McGill, 13, M.S, 14. Instr. zool. 

 and entom, Macdonald. A.A; Soc. Zool; Entom. 

 Soc; Ecol. Soc; Ont. Entom. Soc. Insect mor- 

 phology and behavior; economic entomology; 

 medical entomology; bionomics. 



Durand, Prof. Ellas J(udah), University of Min- 

 nesota, Minneapolis, Minn. *Botany. Canan- 

 daigua, N. Y, March 20, 70. A.B, Cornell, 93, 

 Sc.D, 95. Asst. bot, Cornell, and asst. crypt, 

 botanist, Exp. Sta, 95-96, instr. hot, 96-10; 

 asst. prof, Missouri, 10-12, assoc. prof, 12-18; 

 prof, Minnesota, 18- A.A; Bot. Soc; Phyto- 

 path. Soc. Development and classification of 

 Myxomycetes; disoa.scs of plants; Geoglossaceae 

 of North America; enibryology of Marchantia; 

 mycological nomenclature; development, struc- 

 ture and taxonomy of the discomycetous fungi. 



Durand, Prof. W(illiam) F(rederick), Stanford 

 University, Calif. Marine engineering. Beth- 

 any, Conn, March 5, 59. Grad, U. S. Naval 

 Acad, 80; Ph.D, Lafayette, 88. E. C, U. S. N, 

 80-87; prof. mech. and supt, mech. dept, Mich. 

 Agr. Col, 87-91; prof, marine eng, Cornell, 91- 



04, acting director, Sibley Col, 03-04; prof, 

 mech. eng, Stanford, 04- Special duty, Lafay- 

 ette, 83-85; advisory ed, 'Marine Eng,' 01-03; 

 mem. and chairman, Nat. Advisory Committee 

 for Aeronaut, 16-18; mem. Nat. Research Coun- 

 cil, 17-19; scientific attache, Paris, 18. Gold 

 medal, Naval Eng, 00. Nat. Acad; A.A; Mech. 

 Eng; Eng. Educ; Naval Eng; N&val Archit; 

 Franklin Inst; Soc. Technique maritime. Hy- 

 drodynamics; thermodynamics; aerodjTiamics; 

 resistance and propulsion of ships; performance 

 of the screw propeller; air propellers. 



Durell, Prof. Fletcher, Lawrenceville, N. J. 

 Mathematics. Clarksburg, N. J, Dec. 17, 59. 

 A.B, Princeton, 79, A.M, 82, Ph.D, 87. Master 

 math, Pennington Sem, 79-81, 81-83; prof, 

 math, and astron, Dickinson, 83-95; master 

 math, Latvrenceville Sch, 95- A.A; Math. Soc; 

 Circolo Mat. di Palermo. 



Durfee, Prof. W(illiam) P(itt), 639 Main St, 

 Geneva, N. T. Mathematics. Livonia, Mich, 

 Feb. 5, 55. A.B, Michigan, 76; Ph.D, Hopkins, 

 83. Instr. math, Univ. Mound Col, San Fran- 

 cisco, 76-77; Berkeley Gymnasium, Calif, 77- 

 81; prof, Hohart, 84-, dean, 88- A.A; Math. 

 Soc. Symmetric functions. 



Durkee, Prof. Frank W(illiams), Tufts College, 

 Mass. Chemistry. North Tunbridge, Vt, Oct. 



5, 61. A.B, Tufts, 88, A.M, 89. Instr. chem, 

 Tufts, 89-96, asst. prof. 96-97, prof, iuorg. 

 chem, 97-13, chem, 13- A.A; Chem. Soc; Soc. 

 Chem. Indust; Min. and Metal Eng; Electro- 

 chem. Soc. Oxidation by electrolysis of sodium 

 sulphid and hydrosulphid to the sulphate; action 

 of water of the Hub coal mine upon cast iron; 

 the production of zinc by electrolysis. 



Durley, R(ichard) J(ohn), Canadian Engineering 

 Standards Association, Ottawa, Canada. Me- 

 chanical enqincering. Buckinghamshire, Eng- 

 land, Feb. 11, 68. B.Sc, Univ. Col, London, 87; 

 Ma.E, McGill, 98. Asst. prof. mech. eng, Mc- 

 Gill, 98-01, prof, 01-12; consulting engineer, 

 12-15; officer in charge gauges and standards, 

 Imp. Ministry Munitions, 15-19; sec'y, Can. 

 Eng. Standards Ass, 19- Mech. Eng; Can. Inst. 

 Eng ; British Inst. Civil Eng. Flow of air ; fuel 

 testing. 



Durrant, Prof. E(dwin) P(oe), 60 W. Park St, 

 Wosterville, Ohio. Entomology. Berlin Cross 

 Jloads, Ohio, July 21, 65. Otterbein; A.M, Ohio 

 State, 08. Instr. biol. and geol, Otterbein, 04- 

 05, prof, 05-09; asst. prof. anat. and physiol, 

 Ohio State, 09-17, instr. physiol, physiol. chem. 

 and Pharmacol, 17- A.A; Entom. Soc; Ohio 

 Acad. The Mallophaga, systematic studies, 

 isolation, specialization, life history. 



Durst, C(harles) E(lmer), Anna, 111. Horticul- 

 ture. Knox City, Mo. May 3, 84. B.S, Illinois, 

 09, M.S, 12. Asst. olericlture, Illinois, 09-10, 

 instr, 10-11, assoc, 11-18, asst. Exp. Sta, 09-11, 

 assoc, 11-18; county agent. Union Co, 111, 18- 

 20 ; Cook Co, 111, 20-21 ; director, fruit and veg. 

 marketing dept, III. Agr. Ass, 21- A.A; Soc. 



