AMERICAN MEN OF SCIENCE 



191 



velopment of sense-organs in ants; parasites in 

 frogs; Nebraska soils; washings of the Mis- 

 souri Kiver. 



DTingay, Prof. Neil S(tanley), 107 Union St, 

 Northfield, Minn. Zoology. Near Faribault, 

 Minn, Sept. 28, 82. A.B, Minnesota, 04; Ph.D, 

 Chicago, 13. Instr. science, high seh, Marshall, 

 Minn, 04-06; instr, asst. prof, and later prof, 

 zool, Carleton, 07- Asst. Minn. Geol. and Nat. 

 Hist. Surv, 03-04. A.A. Experimental embry- 

 ology; effects of injury upon sperm. 



Dunham, Dr. Edward K(ellogg), 35 E. 68th St, 

 New York, N. Y. * Pathology. Newburgh, N. 

 Y, Sept. 1, 60. Ph.B, Columbia, 81 ; M.D, Har- 

 vard, 86. Bacteriologist, Mass. State Board of 

 Health, 87-88; instr. histol, Univ. and Bellevue 

 Hosp. Med. Col, 88-91, prof, path, bacter. and 

 hygiene, 91-99, path, 99- Pathologist, Carney 

 Hosp, Boston, 87-88; J. Hood-Wright, Trinity 

 and Gen. Mem. Hospitals, N. Y. City. A.A; 

 Ass. Path, and Bact; Am. Physicians; Soc. 

 Bact; Soc. Exp. Biol; Soc. Biol. Chem; Chem. 

 Soc; N. Y. Path. Soc. (trustee, 11-13); N. Y. 

 Acad; N. Y. Acad. Med. Spirillum of cholera; 

 Bacillus aerogenes capsulatus ; theories of im- 

 munity; normal and morbid histology; relations 

 of physical properties of nutrient gelatin and 

 its uses for plate cultures; osmotic pressures of 

 morbid fluids. 



Dunkel, Dr. Otto, Washington University, St. 

 Louis, Mo. Mathematics. Eichmond, Va, May 

 25, 69. M.E, Virginia, 96, A.B, A.M, 98 ; A.M, 

 Harvard, 99, Shattuck scholar, 00-02, Ph.D, 

 02; Gottingen, 04-05; Paris, 05-06. Asst. 

 astron, Virginia, 96-97; instr. math, Wesleyan, 

 02-04; Minnesota, 06-07; Missouri, 07-16; asst. 

 prof, Washington (St. Louis), 16-19, assoc. 

 prof, 19- A.A; Math. Soc; Circolo Mat, di 

 Palermo. Applications of Green's theorem in 

 one dimension; regular singular points of a 

 system of homogeneous linear differential equa- 

 tions of the first order; algebraic equations. 



Dunlap, Prof. Frederick, University of Missouri, 

 Columbia, Mo. Forestry. Near Chillicothe, 

 Ohio, June 17, 81. Ohio State, 99-01; F.E, Cor- 

 nell, 04. Forest asst, U. S. Forest Service, 04, 

 examiner, 13, physicist, forest products lab, 

 09-13 ; lecturer forestry, Wisconsin, 10-13 ; 

 prof, Missouri, 13- Assoc, ed, 'Forestry Quar- 

 terly,' 02- A.A; Bot. Soc; Soc. Foresters; 

 Forestry Ass; Ass. Prof; Eoyal Soc. Arts. 

 Seasoning and kiln-drying of wood; durability, 

 specific heat and porosity of wood; heat of ab- 

 sorption of water in wood; growth of hard- 

 woods. 



Dunlap, Dr. Frederick L(evy), 1457 Monadnock 

 Block, Chicago, 111. Chemistry. Chillicothe, 

 Ohio, May 16, 70. Ohio State, 88-89; B.S, 

 Michigan, 92; Sc.D, Harvard, 95; Yale, 96. 

 Instr. indust. chem, Worcester, 96-00; inorg. 

 chem, Michigan, 00-01, anal. chem. 01-07; 

 assoc. chemist, bur. chem, U. S. Dept. Agr, and 

 mem. Board of Food and Drug Inspection, 07- 

 12; consulting chemist, Victor Cliem. Works, 

 12-16; general consulting practise, 16- Instr, 

 summer sch, Harvard, 93-95. A.A; Chem. Soe. 

 Organic chemistry; oils, fats and waxes; prod- 

 ucts formed during the boiling or oxidation of 

 linseed oil; pigments and their manufacture. 



Dunlap, Prof. Howard Leroy, RoUa, Mo. Chem- 

 istry. Flushing, Ohio, Jan. 22, 86. B.S, Ohio 

 (Athens), 12; fellow, Ohio State, 13-14, A.M, 

 14. Principal, high sch, St. Clairsville, Ohio, 

 12-13; instr. chem, Iowa, 14-17; asst. prof, Mo. 

 Sell. Mines, 17-19, assoc. prof, 19- Exp. chem. 

 engineer, Goodyear Tire and Rubber Co, 19. 

 Chem. Soc. Industrial chemistry; organic chem- 

 istry. 



Dunlap, Dr. Knight, Johns Hopkins University, 

 Baltimore, Md. ^Psychology. Diamond Spring, 

 Calif, Nov. 21, 75. Ph.B, California, 99, M.L, 

 00, Le Conte fellow, 430-01 ; A.M, Harvard, 01, 

 James Walker fellow, 01-02, Ph.D, 03. Asst. 

 psychol, California, 02-04, instr, 04-06; Hop- 

 Jcins, 06-10, assoc, 10-11, assoc. prof, 11-16, 

 prof. exp. psychol, 16- Ed, ' Psychobiol. ' A.A; 

 Psychol. Ass. (councilor, 16) ; S. Soc. Philos. 

 and Psj'chol. (pres, 20). Effects of subliminal 

 stimulations; time-perception; attention; reac- 

 tion times ; rhythm ; effects of oxygen depletion 

 and of narcotics; interrelations of optical and 

 semicircular canal mechanisms. 



Dunn, Dr. Elizabeth H(opkins), Woods Hole, 

 Mass. Neurology. Toulon, 111, April 13, 67. 

 A.B, Grinnell, 89, A.M, 92; M.D, Northwestern, 

 94. Clin. asst. nervous diseases. Woman's Med. 

 Seh, Northwestern, 98-01, instr. physiol, 01-02, 

 asst. prof, nervous diseases, 01-02; clin. asst. 

 nervous and mental diseases. Rush Med. Col, 

 02-06, assoc. med, 06-08; research asst. neur, 

 Chicago, 03-06, asst. anat, 06-07, assoc, 07-09, 

 instr, 09-12. A.A; Ass. Anat; Am. Med. Ass; 

 Chicago Acad. Med. Number, size and distribu- 

 tion of medullated nerve fibers in leg of frog; 

 weight changes during growth of white rat; 

 diameter and medullation of nerve fibers ; cere- 

 bral transplantation in the rat. 



Dunn, E(nunett) R(eid), 504 Duke St, Alexan- 

 dria, Va. Zoology. Alexandria, Nov. 21, 94." 

 A.B, Haverford, 15, A.M, 16. Instr. zoo'', Smith, 

 16- Field naturalist. Am. Museum Nat. Hist; 

 U. S. Nat. Museum. Ensign, U.S.N.R.F. Ecol. 

 Soc; Soe. Ichthyol. and Herp; Wash. Biol. Soc; 

 Dialect Soe. Herpetology. 



Dunn, Gano, 20 Washington Square, New York, N. 

 Y. *Elecfrical enqineering. New York. Oct. 18, 

 70. B.S, Col. City of N. Y, 89, M.S, 97; E.E, 

 Columbia, 91, hon. M.S, 14. Operator, West. 

 Union Tel. Co, 86-91 ; v. pres. and chief engi- 

 neer, Crocker-Wheeler Co, 98-11; v. pres. in 

 charge eng. and construction, J. G. White and 

 Co, 11-13; pres, J. G. White Eng. Corp, 13- 

 . Chairman, board of awards, John Fritz medal, 

 ' 14; chairman, Eng. Foundation, 15-16; mem. 

 nitrate commission, war dept, 16-18; mem. 

 Int. Electro-tech. Commission, 09-10; Int. Elec. 

 Cong, St. Louis, 04, U. S. delegate and v. pres, 

 Turin, 11; second Pan-Am. Scientific Cong, 



Washington, D. C, 15; v. chairman, Nat. Re- 

 search Council, 19-20. Nat. Acad; A.A; Elec. 

 Eng. (v. pres, 01-03, 05-07, pres, 11-12) ; Radio 

 Eng; Mech. Eng; Civil Eng; Ilium. Eng. Soc; 

 Franklin Inst; N. Y. Elec. Soc. (pres, 00-02); 

 N. Y. Zool. Soc; Phila. Eng. Club; Royal Mi- 

 cros. Soc; British Inst. Elec, Eng. Dynamo and 

 motor design; commutation of direct current 

 machines; distribution of power in factories; 

 power transmission. 



