AMEEKJAN MEN OF SCIENCE 



175 



vacuum cathode; diffusion of gases through 

 metals. 



Demorest, Prof. D(ana) J(anies), Ohio State Uni- 

 versity, Columbus, Ohio. Metallurgy. Marys- 

 ville, Ohio, Aug. 21, 82. B.S, Ohio State. 

 Chemist, U. S. Bur. Mines, 07; U. P. K. E, 08; 

 asst. prof, metal, Ohio State, 08-12, prof, 12- 

 Chem. Soc; Soc. Test. Mat; Electrochem. Soc; 

 Steel Treaters Soc; Min. and Metal. Eng. 

 Metallurgical analysis; engineering chemistry. 



Dempster, Prof, A(rthur) J(effrey), University 

 of Chicago, Chicago, 111. Physics. Toronto, 

 Can, Aug. 14, 86. B.A, Toronto, 09, M.A, 10, 

 fellow, 10-11, 1851 Exhibition scholar, 12-14; 

 Ph.D, Chicago, 16. Asst. physics, Chicago, 15- 

 17, instr, 17-19, asst. prof, 19- Positive rays. 



Dengler, Dr. F(eltcii) S(amuel), Port Neches, 

 Tex. Chemistry. Steelton. Pa, May 19, 86. 

 B.S, Pennsylvania Col, 09; Ph.D, Hopkins, 12. 

 Chemist, Texas Co, 12- A.A; Chem. Soc. 



Denis, Dr. W(illey Glover), Tulane University, 

 New Orleans, La. Chemistry. New Orleans, 



La, Feb. 26, 79. A.B, Tulane, 99, A.M, 02, 

 09-11; Bryn Mawr, 99-00, fellow, 02-03; Ph.D, 

 Chicago, 07. Instr. anal, chem, Grinnell, 07; 

 asst. chemist, bur. chem, U. S. Dept, Agr, 07- 

 09; Mass. Gen. Hosp, 13-20; asst. prof, physiol. 

 chem, Tulane, 20- A.A; Chem. Soc; Soc. Biol. 

 Chem. Animal metabolism; analytical technic. 



Dennett, Dr. W(illia)m S(awyer), 36 Gramercy 

 Park, New York, N. Y. Ophthalmology. Ban- 

 gor, Maine, March 1, 49. A.B, Bowdoin, 71; 

 M.D, Harvard, 74. Surgeon, N. Y. Eye and 

 Ear Infirmary, 88-01, hon. surgeon, 07- A.A; 

 Math. Soc. (treas, 97-07); Physical Soc; Oph- 

 thal. Soc. 



Dennis, Dr. Frederic S(hepard), 62 E. 5.?th St, 

 New York, N. Y. Surgery. Newark, N. J, 

 April 17, 50. A.B, Yale, 72; M.D, Bellevue 

 Med. Col, 74; F.R.C.S, London, 77. Prof, prin- 

 ciples and practise of surg, Univ. and Bellevue 

 Hosp. Med. Col, 83-98; din. surg, med. col, 

 Cornell, 98-10, emer. prof, 10- Surg. Ass. 

 General surgery. 



Dennis, Prof. L(ouis) M(unroe), Cornell Univer- 

 sity, Ithaca, N. Y. *Chemistry. Chicago, 111, 

 May 26, 63. Ph.B, Michigan, 85, B.S, 86; 

 Aachen, Munich, Dresden and Wiesbaden, 89- 

 91. Instr. chem, Cornell, 87-89, asst. prof. anal, 

 chem, 91-03, assoc. prof, inorg. and anal, chem, 

 93-00, prof, 00-, head, dept. chem, 03- A.A; 

 Chem. Soc. Inorganic chemistry; rare earths; 

 hydronitric acid; gas analysis; rare elements. 



Denniston, Prof. E.(ollin) H(enry), University of 

 Wisconsin, ]\[adison. Wis. Botany. Oakfield, 

 Wis, March 21, 74. Ph.G, Wisconsin, 97, B.S, 

 99, fellow, 99-00, Ph.D, 04. Asst. instr. lot, 

 Wisconsin, 00-03, instr, 03-07, asst. prof, 07- 

 A.A; Bot. Soc; Wis. Acad, (treas, 05). Struc- 

 ture of the starch grain; adulteration of pow- 

 dered drugs; carbohydrates in plants; fleshy 

 fungi of Wisconsin ; cytology of flowering 

 plants. 



Denny, Dr. Francis P(arkman), 111 High St, 

 Brookline, Mass. Medicine, Bacteriology. Brook- 

 line, Jan. 2, 69. A.B, Harvard, 91, M.D, 95. 

 Asst._ bacter. Harvard Med. Sch, 99-04, clin. 

 med, 04-06. Health officer and bacteriologist. 



Brookline Board of Health ; visiting physician, 

 House of the Good Samaritan. Pub. Health 

 Ass. 



Denny, Dr. F(rank) E(arl), 142 S. Anderson St, 

 Los Angeles, Calif. Plant physiology. Tekama, 

 Nebr, March 31, 83. A.B, Nebraska, 06; Ph.D, 

 Chicago, 16. Asst. hort, Nebraska, 06-08; plant 

 physiol, Chicago, 16; plant physiologist, U. S. 

 Dept. Agr, 16-18, assoc. chemist, 19- Bot. Soc. 

 Biochemistry; permeability of plant membranes; 

 physiology of citrus fruits; maturity of fruits 

 and vegetables. 



Densmore, Prof. Hiram D(elos), Beloit, Wis. 

 Botany. Eichmond, Wis, Jan. 20, 62. A.B, 

 Beloit, 86, A.M, 90; Cornell, 87-88; California, 

 06, Harvard, 16. Principal, high sch, Prairie du 

 Chien, 86-87; instr. hot, Beloit, 88-90, prof, 90- 

 Soc. Nat; Bot. Cent. States; Wis. Acad. Spin- 

 dle formation and vegetative mitosis; text books 

 in botany. 



Denton, Dr. W(illiam) W(ells), University of 

 Michigan, Ann Arbor, Mich. Mathematics. 

 Detroit, Mich, Aug. 18, 82. A.B, Michigan, 07; 

 A.M, Illinois, 09, Ph.D. 12. Asst. math, Illinois, 

 07-11, instr, 11-16; Worcester, 17; Michigan, 

 18-19, asst. prof, 20- Math. Soc. Projective 

 differential geometry; foundations of mathe- 

 matics. 



DePorte, Prof. J(osepli) V(ital), New York 



State College for Teachers, Albany, N. Y. 

 Mathematics. Korop, Eussia, Jan. 1, 89. A.B, 

 Oklahoma, 12; A.M, Princeton, 14; Ph.D, Cor- 

 nell, 16. Asst. viath, Cornell, 15-16; instr, N. 

 Y. State Col. Teachers, 16-18, asst. prof, 18- 

 Math. Soc ; Statist. Ass. Algebraic geometry ; 

 vital statistics. 



Derby, Dr. George S(trong), 23 Bay State Eoad, 

 Boston, Mass. Ophthalmology. Boston. Mav 29, 

 75. A.B, Harvard, 96, M.D, 00; European 

 study, 01-02. Instr. ophthal. Harvard Med. Sch. 

 Ophthal. surgeon, Mass. Charitable Eye and Ear 

 Infirmary; consulting ophthal. surgeon, Carney 

 Hosp, 08-; mem. advisory committee, Mass. 

 Commission for Blind. Am. Med. Ass. (sec'v, 

 sect, ophthal, 12-); Ophthal. Soc; Col. Surg; 

 New Eng. Ophthal. Soc; Ophthal. Gesell. 



Derby, Dr. I(ra) H (arris), 5460 University Ave, 

 Indianapolis, Ind. Chemistry. Lyme, N. H, 

 Sept. 20, 73. B.S, Harvard, 99 ; Ph.D, Chicago, 

 10. Instr. chem, Cornell, 99-00; Illinois, 00- 

 01 ; asst, Chicago, 01-03 ; instr. med. chem, 

 Minnesota, 03-07, asst. prof, physical chem. 07- 

 18; chief chemist, Bepuhlic Creosoting Co, IS- 

 Chem. Soc. Physical chemistry; coal tar prod- 

 ucts. 



Dercum, Prof. F(rancis) X(avier), 1719 Walnut 

 St, Philadelphia, Pa. Nervous and mental dis- 

 eases. Philadelphia, Aug. 10, 56. M.D, Ph.D, 

 Pennsylvania, 77. Instr. nervous diseases, 

 Pennsylvania, 83-92; prof, nervous and mental 

 diseases, Jefferson Med. Col, 92- Ass. Anat; 

 Neur. Ass. (past pros) ; Philos. Soc ; Phila. 

 Neur. Soc. (past pres) ; Phila. Path. Soc; 

 Phila. Col. Physicians; cor. mem. Soc. Neur. de 

 Paris: Budapest Boyal Med. Soc; Vienna Neur. 

 and Psychiat. Soc. Clinical and pathological 

 neurology; insanity. 



