AMEKICAN MEN OF SCIENCE 



135 



light in the neighborhood of the critical angle; 

 edge corrections in the calculation of absolute 

 condensers; metallic deposits from kathode in 

 vacua; the Bjerknes hydrodynamic analogy; 

 self and mutual inductance; periodic and oscil- 

 latory currents in conductors; theory of dropped 

 loads on elastic beams; airplane barographs; 

 tandem propellers; wind tunnels; airplane 

 ranges; ceiling air densities; aerodynamic bal- 

 ance and theory of head resistance. 



Coggeshall, A(rtliur) S (terry), Carnegie Museum, 

 Pittsburgh, Pa. Paleontology. Bridgeport, 

 Conn, July 17, 73. Pub. schools. With Am. 

 Museum Nat. Hist, 96-99; preparator-in- 

 chief, dept. vert, paleont, Carnegie Museum, 99- 

 OfScier de 1 'Instruction Pub; Caballero de Isa- 

 bel la Catolica; Caballero de Alfonso XII; 

 Order of the Crown, Italy; Order of St. Anne, 

 Russia; Francis Joseph Order of Merit with 

 Golden Crown, Austria. Ass. Mus. Vertebrate 

 paleontology. 



Coggeshall, Dr. G(eorge) W(hiteley), 2315 Tracy 

 Place, Washington, D. C. Physical chemistry. 

 Des Moines, Iowa, Dec. 21, 67. B.S, Grinnell, 

 90; Harvard, 91-92; Ph.D, Leipzig, 95. Asst. 

 chem, Grinnell, 88-90; instr. physical chem, 

 Harvard, 95-97; mfg. chemist, Boston^ 98-10; 

 chief, chem. eng. div, Inst. Indust. Research, 11- 

 Instr, summer sch, Harvard, 92; in charge sur- 

 faces of concrete vessels, Emerg. Fleet Corp, 18. 

 A- A; Chem. Soc; Chem. Eng; Electrochem. Soc; 

 Min. Eng; Automotive Soc; Soc. Chem. Indust; 

 Soc. de Chim. indust. Calomel electrodes; ti- 

 tanium mordants; potash from feldspathic 

 rocks; development of industrial chemical proc- 

 esses; gasoline from heavier oils. 



Coghill, Prof. G(eorge) E(llett), University of 

 Kansas, Lawrence, Kans. Comparative neurol- 

 ogy. Beaucoup, 111, March 17, 72. A.B, Brown, 

 96, fellow, 01-02, Ph.D, 02; M.S, New Mexico, 

 99. Asst. prof, biol. New Mexico, 99-00; prof, 

 Pacific (Oregon), 02-06; biol, col. of arts, and 

 embryol. and histol, col. med, Willamette, 06- 

 07 ; zool, Denison, 07-13 ; assoc. prof, aunt, Kan- 

 sas, 13-16, prof, 16-, head, dept. anat, and sec'y, 

 sch. of med, 18- Sec'y, Kansas State Research 

 Committee, 19 ; collaborator, ' Jour. Comp. Neur. 

 and Psychol.' A.A; Soc. Nat; Soc. Zool; Ass. 

 Anat; Micros. Soc. The cranial nerves of Am- 

 blystoma; nervous system of Amphibia; rhomben- 

 cephalon and spinal cord of mammals before 

 birth; intracellular digestion in amphibian em- 

 bryos. 



CoghiU, Will(iam) H(awes), Golden, Colo. Metal- 

 lurgy. Roseville, 111, March 14, 76. E.M, Colo. 

 Sch. Mines, 03. Mining engineer, 03-07; asst. 

 prof, metal. Northwestern, 07-15; prof, mining 

 and metal, and head, dept. chem. eng. Oregon 

 Col, 14-17; metallurgist, V . S. Bur. Mines, 14- 

 Chem. Soc; Min. and Metal. Eng. Cyaniding 

 and flotation. 



Cogshall, Prof. W(ilbur) A(delman), Bloomington, 

 Ind. Astronomy. Mendon, Mich, Feb. 8 74. 

 B.S, Albion, 95; A.M, Indiana, 02; Yerkes Ob- 

 servatory, 03-04. Asst, Lowell Observatory, 

 Flagstaff, Ariz, 96-97, 98-00; instr. mech. and 

 astron, Indiana, 00-04, asst. prof, astron, 04-08, 

 assoc. prof, OS- Astron. Soc; Ind. Acad, (pres, 



16). Double stars; the annual parallax of cer- 

 tain stars; photography of comets. 



Cogswell, W (1111am) B(rowne), Syracuse, N. Y. 

 Chemistry. Oswego, N. Y, Sept. 22, 34. Rensse- 

 laer, 52, C.E, 84. In charge, mech. dept, Brook- 

 lyn Navy Yard, 61-65; La Motte Lead Mines, 

 Mo, 74-79; founder, v. pres. and managing direc- 

 tor, Solvay Process Co, Syracuse and Detroit, 

 81- A.A; Civil Eng; Min. Eng; Mech. Eng; 

 Soc. Chem. Indust; Am. Geog. Soc. 



Cohen, Dr. Abraham, 1744 Parke Ave, Baltimore, 

 Md. Mathematics. Baltimore, Sept. 11, 70. 

 Baltimore City Col, 83-88; A.B, Hopkins, 91, 

 Ph.D, 94; Paris, 94^95. Instr. math, Hopkins, 

 95-98, assoc, 98-15, assoc. prof, 15- Co-editor, 

 'Am. Jour. Math,' 99-; 'Am. Math. Monthly,' 

 16-18. A.A; Math. Soc; Math. Ass. Differen- 

 tial equations; Lie theory of one-parameter 

 groups. 



Cohen, Bamett, Hygienic Laboratory, Washing- 

 ton, D. C. Biological chemistry. Russia, Feb. 

 16, 91. B.S, Col. City of N. Y, 11; M.S, Yale, 

 18, C.P.H. Chemist and bacteriologist, Meriden, 

 Conn, 12; chemist, Cheriton, Va, 13-14; chemist 

 and bacteriologist, Savannah, (^a, 15-16; asst. 

 pub. health, Yale, 18-20; hiol. chemist, hygienic 

 lab, U. S. Pub. Health Service, 20- Research 

 chemist, IT. S. A, 18-19. Chem. Soc ; Soc. Exp. 

 Biol; Soc. Bact; Pub. Health Ass. Physiology; 

 nutrition; physical chemistry in relation to bio- 

 logical problems; gases in blood; immunity; 

 disinfection. 



Cohen, Prof. Louis, 1656 Euclid St, Washington, 

 D. C. *Phvsics. Kiev, Russia, Dec. 16, 76. B.S, 

 Armour, 01; Chicago, 01-02; Columbia, 03-05, 

 Ph.D, 19; fellow, Hopkins, 07-08. Asst, Bur. 

 Standards, 05-09; asst. prof, physics, George 

 Washington, 07-09; chief, research dept, Nat. 

 Elec. Sig. Co, 09-12; prof, physics, George 

 Washington, 17- Consulting engineer, 13-; lec- 

 turer, Bur. Standards, 17-18. Radio telegraphy; 

 high frequency currents. 



Cohen, Dr. Sejrmour J(erome), 4637 Prairie Ave, 

 Chicago, 111. Pharmacology, Physiology. South 

 Bend, Ind, Jan. 7, 96. B.S, M.S, Chicago, 17, 

 M.D, Rush Med. Col, 19. Asst. physiol, Chicago, 

 17; Pharmacol, Illinois, 17-19. Res. physician, 

 Michael Reese Hosp, 19-21. Gastric secretion; 

 protean fever ; respiration ; diastases in the body. 



Cohen, Dr. S(olomon) SoUs, 1525 Walnut St. Phila- 

 delphia, Pa. Medicine, Therapeutics. Philadel- 

 phia, Sept. 1, 57. A.B. Cent. High Sch, Phila, 

 72, A.M, 77; M.D, Jefferson Med. Col, 83. 

 Demonstrator path, and micros, Phila. Poly- 

 clinic, 83-85; chief, mod. clinic, and lecturer 

 special therapeut, Jefferson Med. Col, 85-89, 

 clin. lecturer med, 89-02, senior asst. prof, 02- 

 04, prof. clin. med, 04- Prof. med. and thera- 

 peut, Phila. Polyclinic and Col. for Graduates, 

 87-02; physician, Jewish Hosp, 87-; ed. staff, 

 'Med. News,' 87-95; physician, Phila. Hosp, 89-; 

 lecturer therapeut, Dartmouth, 90-92; ed. staff, 

 'Universal Annal Med. Sciences,' 90-94; 'Am. 

 Jour. Med. Sciences,' 90-96; cd, 'Physiol. 

 Therap,' 01-05; physician, Rush Hosp. for Con- 

 sumptives, 93-20; ed, 'Phila. Polyclinic,' 95- 

 99; ed. staff, 'Am. Med,' 01-05; physician, Jef- 

 ferson Med. Col. Hosp, 02- A.A; Am. Physi- 

 cians (recorder, 01-15) ; Am. Med. Ass. (chair- 



