AMERICAN MEN OF SCIENCE 



321 



sota, 98-02, asst. prof, 02- American Algae; 

 centuries, I-VL The Algae of the Hawaiian 

 Islands. 

 Tilton, Prof. John L(ittlefield), Indianola, la. 

 Geology. Nashua, N. H, Jan. 11, 63. A.B, 

 Wesleyan, 85, A.M, 88; A.M, Harvard, 95; fel- 

 low, Chicago, 02-03. Asst. nat. hist, Wes- 

 leyan, 86-88 ; prof. nat. sciences, Simpson, 88- 

 M.A.A; Soc. Nat; fel. Iowa Acad. Geology of 

 Warren and Madison Counties, Iowa. Pleisto- 

 cene deposits of Warren County, Iowa. 



Tingle, Dr. A (If red), 41 Alexander St, Toronto, 

 Can. Chemistry. Sheffield, England, Nov. 4, 

 76. B.S, Aberdeen, 96, and London, 97; Ph.D, 

 Pennsylvania, 99. Asst. chem, Wisconsin, 99- 

 00; anal, chem, Columbia, 00-02; junior asst, 

 Chem. Lab, Toronto. Chem. Soc. Tantomer- 

 ism of organic compounds. 



Tingle, Dr. J(ohn) Bishop, Johns Hopkins Uni- 

 versity, Baltimore, Md. Chemistry. Sheffield, 

 England, Nov. 12, 66. Owens Col, Manchester, 

 84-87; Ph.D, Munich, 89. Asst. chem, Heriot- 

 Watt Col, Edinburgh, 89-90; lecturer chem, 

 Tech. Col, Bristol, 90-92; lecturer and head, 

 Chem. Dept, Gordon's Col, Aberdeen, 92-96; 

 instr. chem, Lewis Inst, Chicago, 97-01; prof, 

 Illinois Col, 01-04; asst. in charge org. chem. 

 Hopkins, and sub-ed, ' Am. Chem. Jour,' Olf- 

 Asst, Org. Research Lab, Royal Col. Science, 

 London, 90. F.A.A; Chem. Soc; fel. London 

 Chem. Soc; Chem. Gesell. Preparation and 

 reactions of 1 : 3 diketones, especially the prep- 

 aration of camphor derivatives. Id; condensa- 

 tion compounds of camphoroxalic acid; nitration 

 of anilin. 



Titchener, Prof. E(dward) Bradford, Cornell 

 Heights, Ithaca, N. Y. *Psychology. Chiches- 

 ter, England, Jan. 11, 67. Malvern Col, 81-85; 

 A.B, Oxford, 90; Ph.D, Leipzig, 92; A.M, Ox- 

 ford, 94. Asst. prof, psychol, Cornell, 92-95, 

 Sage prof, 95- Lecturer biol, Univ. Exten, 

 Oxford, 92; Am. ed, 'Mind,' 94-; assoc. ed, 

 'Am. Jour. Psychol,' 95- LL.D, Wisconsin, 04. 

 Third and Fourth Psychol. Congresses (mem. 

 Int. Committee). F.A.A; fel. London Zool. 

 Soc; London Neur. Soc; London Aristot. Soc; 

 hon. mem. Mind Ass. Vision; affective proc- 

 esses ; attention ; action ; systematization of 

 experimental psychology. Affective processes; 

 mental measurement and psychophysical methods. 



Tittmann, Otto H(ilgard), 1624 Riggs Place, 

 Washington, D. C. Geodesy, Hydrographic sur- 

 veying. Belleville, Ills, Aug. 20, 50. High Sch. 

 Aid, U. S. Coast and Geod. Surv, 67, supt, 00- 

 Asst. astronomer, Transit of Venus Exped, 74; 

 asst. in charge, U. S. Weights and Measures, 

 87-94; U. S. Commissioner, Alaska Boundary, 

 00-; mem. Permanent Committee, Int. Geod. 

 Ass, 00- F.A.A. (v. pres, 04) ; Astron. and 

 Astrophys. Soc; Civil Eng; Wash. Acad; Wash. 

 Philos. Soc. (pres, 99). 



Titus, E(dward) S(harpe) G(aige), U. S. De- 

 partment of Agriculture, Washington, D. C. 

 Entomology. Quaker Street, N. Y, May 26, 73. 

 22 



B.S, Colo. Agr. Col, 99, M.S, 01. Teacher, pub. 

 schools, Colo, 97, 98, 00 ; asst. zool, physiol. and 

 entom, Colo. Agr. Col, 00-01 ; field asst. to state 

 entomologist, Ills, 01-03; special field agent, 

 Bur. Entom, U. S. Dept. Agr, 03- M.A.A; Ass. 

 Econ. Entom; Wash. Entom. Soc. Economic 

 entomology ; systematic studies in Hymenoptera, 

 especially Apoidea. 



Todd, Prof. David, Observatory House, Amherst, 

 Mass. Astronomy. Lake Ridge, N. Y, March 

 19, 55. Columbia, 70-72; A.B, Amherst, 75, 

 A.M, 78; Ph.D, Washington and Jefferson, 88; 

 F.S.A, London, 03. Asst, U. S. Transit Venus 

 Commission, 75-78 ; chief asst, ' Nautical Alma- 

 nac ' Office, 78-81; prof, astron. and higher 

 math, Smith, 81-87; astron. and navigation 

 and director, Observatory, Amherst, 81- Chief, 

 Eclipse Expeditions, Texas, 78, Japan, 87, 

 West Africa, 89-90, Japan, 96, Tripoli, 00, Dutch 

 East Indies, 01, Tripoli, 05 ; in charge observa- 

 tions of transit of Venus, Lick Observatory, 82. 

 Imp. Saki cup, Emperor of Japan, 97. F.A.A; 

 Astron. and Astrophys. Soc; Wash. Philos. Soc; 

 Astron. Gesell; cor. mem. Cherbourg Soc. Nat. 

 des Sci. nat. et math. Observations and tables 

 of Jupiter's satellites ; sun-spots ; total eclipses ; 

 solar parallax; trans-Neptunian planet; sun's 

 corona; improvements in observatories and in- 

 struments, especially the automatic photog- 

 raphy of total eclipses. Solar corona; trans- 

 Neptunian planet; automatic photography of 

 eclipses; improvements in astronomical instru- 

 ments. 



Todd, Prof. H(enry) D(avis), U. S. N. (retired), 

 The Bancroft, Washington, D. C. Mathe- 

 matics, Astronomy, Physics. Cambridge, Mass, 

 Aug. 25, 38. Grad, U. S. Naval Acad, 57. 

 Instr. gunnery, U. S. Naval Acad, 63-64, math, 

 65-66, physics, 77, head, Dept. Physics and 

 Chem, 78-86 ; asst, ' Nautical Almanac,' 86-99, 

 director, 99-00. 



Todd, Prof. J(ames) E(dward), Vermilion, S. 

 Dak. * Geology. Clarksfield, O, Feb. 11, 46. 

 A.B, Oberlin, 67, A.M, 70; Sheffield Sci. Sch, 

 70; Summer Sch. Geol, Harvard, 75. Prof. nat. 

 science, Tabor, 71-92; geol. and miner, South 

 Dakota, 92-03; state geologist, S. Dak, 93-03. 

 Adj. prof. nat. science, Beloit, 81-83; asst. geolo- 

 gist or field asst, U. S. Geol. Surv, 81-88, 97-; 

 Mo. Geol. Surv, 92; Minn. Geol. Surv, 92-93. 

 F.A.A; Geol. Soc; Wash. Geol. Soc; cor. mem. 

 Iowa Acad. Cross fertilization of flowers; 

 colors of animals; moraines; margin of drift 

 and loess in Missouri, Iowa, Nebraska, South 

 Dakota and North Dakota; artesian waters of 

 South Dakota. The Cretaceous of South Da- 

 kota; the artesian area of the Dakotas; areal 

 geology of James River valley. 



Tolman, Gilbert, Milo, Me. Physics. Milo, Oet. 

 15, 72. B.M.E. Maine, 96; A.M, Columbia, 01. 

 Instr. science, Shaw Univ, 96-00; asst. physics, 

 Columbia, 01-03. Instr. physics, Mechanics Inst, 

 N. Y. Physical Soc. The absorption of light 

 by incandescent gases. The electric arc. 



