AMERICAN MEN OF SCIENCE 



187 



Eros; parallax of sun from photographic plates 

 of Eros. 



Leavenworth, Prof. W(illiam) S(towell), Olivet, 

 Mich. Chemistry. Brattleboro, Vt, July 28, 

 62. B.S, Hamilton, 89, M.S, 92; Harvard, sum- 

 mers, 89, 90; Chicago, summers, 99, 01. Asst. 

 chem, Hamilton, 88-89; prof. chem. and physics, 

 Ripon, S9-03; chem, Olivet, 03- Acting 

 principal, State Nor. Sch, Castleton, Vt, 92. 

 Chem. Soc; Wis. Acad. The marble region of 

 New England; a method of analyzing the inor- 

 ganic acids; some derivatives of wood tar; 

 methods of sewage disposal. Action of dehy- 

 drating agents upon the water of crystalliza- 

 tion. 



Leavitt, Dr. R(obert) G(reenleaf), Stoughton, 

 Mass. Botany. North Parsonfield, Me, Sept. 

 28, 65. A.B, Harvard, 89, A.M, 98, Ph.D, 04. 

 Science master, de Veaux Sch, N. Y, 90-91; 

 head master, Concord Home Sch, Mass, 91-93; 

 teacher physics, Williston Sem, Mass, 93-97; 

 asst. bot, Harvard and Radcliffe, 97-99; inves- 

 tigator, Ames Bot. Lab, 99- Director, Summer 

 Courses Bot, Harvard, 03- New Eng. Bot. 

 Club; Boston Soc. Nat. Hist. Roots of vas- 

 cular cryptogams, monocotyledons and angio- 

 sperms. Laws of reversions; modes of evolu- 

 tion; biological education. 



LeBaron, Capt. J(ohn) Francis, Chardon, O. 



Engineering, Geology. Boston, Mass, Sept. 28, 

 47. Acad. Asst. and chief engineer, Fitchburg 

 R. R, 71-77; chief, Archeol. Exped. to Florida, 

 77-78; discoverer, Fla. Phosphate Deposits, 81; 

 asst. engineer, U. S. A, 81-83, 90; asst. div. 

 and first asst. engineer and acting gen. supt, 

 Nicaragua Canal surveys and construction, 87- 

 90; chief engineer, Am. Honduras Co, 98-02; 

 pres, Moccasin Falls Ginseng Co, 02-05. U. S. 

 deputy surveyor, 80-00 ; asst. engineer, Fla. Ship 

 Canal Surv, 83; commissioner, Nicaragua 

 Canal Co. to Nicaraguan Govt, 89; engineer for 

 various corporations, canals and railroads. 

 FA.A; Civil Eng; South. Civil Eng. (sec'y) ; 

 Cleveland Eng. Club. Engineering science; 

 Isthmian canals; archeology; agricultural engi- 

 neering and tropical agriculture; economic 

 geology; the woods of Central America. Agri- 

 cultural engineering; tropical agriculture; 

 medicinal plants; anti-torpedo woods in sea 

 water; rainfall; temperature; magnetic decli- 

 nations. 



LeCount, Dr. E(dwin) R(aymond), 6026 Monroe 

 Ave, Chicago, Ills. *Pathology. Fond du Lac, 

 Wis, April 1, 68. Carroll, 87-88; M.D. Rush 

 Med. Col, 92; Hopkins Hosp, 93-94; Pasteur 

 Inst, Paris, 96; Berlin, 05. Resident, Cook 

 Co. Hosp, 92, 93; assoc. prof, path, Rush Med. 

 Col, 92- Attending pathologist, Cook Co. Hosp. 

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

 Ass; Ills. Med. Soc; Chicago Path. Soc. Path- 

 ology; the relationship between tumors and 

 chronic inflammation ; carcinoma of the Fal- 

 lopian tubes; 'Plimmer's bodies'; lymphoma; 

 hypernephroma; Christian Fenger as patholo- 

 gist; focal necrosis in tuberculosis; tuberculo- 



sis of the mammary gland; cholesterin giant- 

 cells; aneurisms of the heart; primary carcin- 

 oma of the lung. 



Ledoux, Dr. Albert R(eid), 99 John St, New York, 

 N. Y. Chemistry, Metallurgy. Newport, Ky, 

 Nov. 2, 52. Sch. of Mines, Columbia, 70-73; 

 Berlin, 73-75; Ph.D, Gottingen, 75. State 

 chemist, N. C, 77-80; consulting expert, N. Y. 

 City Board of Elec. Control, 89-90; consulting 

 engineer to several mining companies, 80 Pres. 

 and director, mining and mfg. companies. Hon. 

 M.S, North Carolina, 81. FA.A; Chem. Soc; 

 Min. Eng. (pres.); Elec. Eng; Soc. Chem. 

 Indust; fel. N. Y. Acad; N. Y. Sci. Alliance; 

 Can. Min. Inst. Cost and method of treatment 

 of ores of copper, nickel, etc. 



Lee, Prof. Frederic S (chiller), 125 E. 65th St, New 

 York, N. Y. *Physiology. Canton, N. Y, June 

 16, 59. A.B, St. Lawrence, 78, A.M, 81; Ph.D, 

 Hopkins, 85; Leipzig, 85-86. Instr. biol, St. 

 Lawrence, 86-87; physiol. and histol, Bryn 

 Mawr, 87-88, assoc, 88-91; demonstrator, 

 physiol, Columbia, 91-95, adj. prof, 95-04, prof, 

 04- Mem. Board of Editors, ' Am. Jour. 

 Physiol,' 98- FA.A. (sec'y, K, 02-04) ; Soc. 

 Nat; Physiol. Soc. (sec'y and treas, 94-04); 

 Soc. Exp. Biol, and Med; Harvey Soc. (treas, 

 05-) ; fel. Ethnol. Soc; assoc. Am. Med. Ass; fel. 

 N. Y. Acad. Action of pressure and blood on 

 blood-vessels ; electric phenomena of muscle ; ac- 

 tion of salts on arteries; sense of equilibrium; 

 function of lateral line; muscle fatigue; muscle 

 rigor; theory of phototaxis; action of alcohol on 

 muscle; action of alcohol on contractile proto- 

 plasm. Muscle fatigue; muscle rigor; action of 

 phlorhizin on muscle; physiological properties 

 of diaphragm muscle; mutation in primroses. 



Lee, Prof. Leslie A(lexander), 3 Bath St, Bruns- 

 wick, Me. *Zoology, Geology. South Wood- 

 stock, Vt, Sept. 24, 52. A.B, St. Lawrence, 72; 

 Harvard, 74; A.M, St. Lawrence, 75, Ph.D, 85. 

 Teacher science, Goddard Sem, 73; Dean Acad, 

 74-76; prof. biol. and geol, Boicdoin, 76- Nat- 

 uralist, voyage of ' Albatross,' 87-88 ; instr. biol. 

 and geol, Bangor Theol. Sem, 00-; chairman, 

 Me. Topog. Surv. Commission, 99-; state geolo- 

 gist, Me, 03- M.A.A; Soc. Nat; Soc. Zool; 

 Nat. Geog. Soc; Portland Soc. Nat. Hist, (pres, 

 04-). Vertebrate anatomy; Foraminifera ; 

 geography and zoology of Labrador. Mammals 

 of Maine; geology of Maine. 



Lee, Prof. Thomas G(eorge), University of Min- 

 nesota, Minneapolis, Minn. *Histology, Em- 

 bryology. Jacksonville, N. Y, Nov. 27, 60. 

 B.S, M.D, Pennsylvania, 86; B.S, Harvard, 92. 

 Asst. histol. and embryol, Pennsylvania, 84-86; 

 lecturer histol. and embryol. and director, Lab, 

 Yale, 86-91; asst. histol, Radcliffe, 91-92; prof, 

 histol. and embryol. and director, Lab, Minne- 

 sota, 92- M.A.A; Soc. Nat; Ass. Anat; Soc. 

 Zool; fel. Minn. Acad. Med. Vertebrate em- 

 bryology; early development of mammals; the 

 embryology of Spermophilus tridecemlineatus 

 and other rodents. The placentation of Sper- 

 mophilus tridecemlineatus. 



