AMERICAN MEN OF SCIENCE 



361 



Newberry, 02-03 ; principal schools, Newberry, 

 03-04; lecture asst, Hopkins, 06-08, Carnegie 

 research asst, 06-08, asst. med, 08-09; chemist, 

 Nashville, Terni, 09-10; instr. math, high sch, 

 Birmingham, Ala, 10; asst. org. chemist, bur. 

 chem, U. S. Dept. Agr, 10-18; org. chemist, hy- 

 gienic lab, U. S. Pub. Health Service, 18- Chem. 

 Soc. Organic chemistry; acetyl derivatives of 

 sugars; edible oils; vitamines in nutrition; tri- 

 nitrotoluene poisoning. 



Johnson, Prof. James Richard, University of Ken- 

 tucky, Lexington, Kv. Mechanics. Louisa, 

 Ky, Oct. 11, 68. B.S, Kentucky, 93. Asst. 

 prof, math, Kentucky, 93-05; prof. math, and 

 mech, Nevada, 05-07; math, Ky. State Nor. Sch, 

 07-16; practising engineer, 16-19; prof, applied 

 mech, Kentwhy, 19- Soc. Test. Mat. Materials 

 of construction. 



Johnson, Dr. J(ohn) B(ertrand), 463 West St, 

 New York, N. Y. Physics. Sweden, 87. B.S, 

 North Dakota, 13, M.S, 14; Ph.D, Yale, 17. 

 Eesearch engineer, Western Elec. Co, 17- A.A; 

 Physical Soc. Infra-red absorption; ionization 

 in gases. 



Johnson, Prof. John C Christopher) , Gunnison, 

 Colo. Zoology. Sterling. Colo, Feb. 25, 91. 

 A.B, Colo. State Teachers Col, 11; M.S, Cali- 

 fornia, 15, fellow, 18-19, Ph.D, 19. Instr. biol. 

 and agr, Colo. State Nor. Sch, 11-14; asst. zool, 

 California, 14-15; prof, biol, Colo. State Teach- 

 ers Col, 15-18; prof, hiol, head, science dept. 

 and dean, Colo. State Nor. Sch, 19- Colo. Acad. 

 Cultivation of tissues from amphibians; life 

 cycle of Echinostoma. 



Johnson, Prof. John S. A, Blacksburg, Va. 

 Mechanical engineering. Cismont, Va. Aug. 10, 

 78. B.S, Va. Polytech, 98, M.E, 99. Instr, Va. 

 Polytech, 98-00, asst. prof. mech. eng, 00-06, 

 prof, applied mech. and exp. eng, 07- Mech. 

 Eng; Soc. Test. Mat. Materials of engineering; 

 power transmission. 



Johnson, Prof. L(ewis) J(erome), 90 Eaymond 

 St, Cambridge, Mass. Civil engineering. Polit- 

 ical science. Milford, Mass, Sept. 24, 67. A.B, 

 Harvard, 87, C.E, 88; Polytech. Ziirich, 88-89; 

 Ecole des Fonts et Chaussees, Paris, 89-90. 

 Instr. civil eng. Harvard, 90-92; practising 

 engineer, Chicago, 92-94; instr. civil eng, Har- 

 vard, 94-96, asst. prof, 96-06, prof, 06- Civil 

 Eng; Eng. Educ; Soc. Test. Mat; Concrete 

 Inst; Am. Acad; Boston Soc. Civil Eng. Rein- 

 forced concrete, particularly proportioning of 

 concrete, design of footings and web reinforce- 

 ment for beams; site value system of revenue; 

 distribution of stress in the general case of 

 flexure; floor loads due to crowds of jjeople. 



Johnson, Nathan (Clarke), 149 Broadway, New 

 York, N. Y. Mechanical and civil engineering. 

 Pittston, Pa, March 9, 82. M.E, Cornell, 06, 

 fellow, 12-13, M.M.E, 13. Practising elec, mech. 

 and civil engineer, 06-15; consulting engineer, 

 15- Lecturer concrete, Cooper Union, 15-16. 

 Mech. Eng; Civil Eng; Soc. Test. Mat; Con- 

 crete Inst; Phila. Eng. Club. Microstructure of 

 hydraulic cements and cement products; ma- 

 chines used in cement and concrete industry; 

 building construction. 



Johnson, Prof. Eoger A(rthur), 1762 W. Minne- 

 haha St, St. Paul, Minn. Mathematics. Gard- 

 ner, Mass, June 9, 89. A.B, Amherst, 10; A.M, 

 Harvard, 11, Ph.D, 13. Instr. math, Western 

 Eeserve, 13-17; prof, Hamline, 17- Math. Soc; 

 Math. Ass. Modern geometry. 



Johnson, Prof. Roswell H(ill), 1039 Murrayhill 

 Ave, Pittsburgh, Pa. Geology. Buffalo, N. Y, 

 Oct. 9, 77. Brown, 95-96; Harvard, 96-99; 

 B.S, Chicago, 00; M.S, 00; M.S, Wisconsin, 03; 

 California ; Columbia. Instr. zool, high sch, 

 Sioux Falls, S. Dak, 00-01; as.st. vert, anat, 

 Wisconsin, 01-03; instr. biol. and agr, State 

 Nor. Sch, Cheney, Wash, 03-05 ; research asst, 

 sta. for exp. evolution, Carnegie Institution, 05- 

 08; consulting geologist, 08-; prof, oil and 

 gas production, Pittsburgh, 16- Commissioner, 

 Pa. Topog. and Geol. Surv, 17-19. A.A; Geol. 

 Soc; Ass. Petrol. Geol; Inst. Petrol. Teehnol; 

 Petrol. Inst; Min. Eng; Eugenics Research Ass; 

 Statist. Ass. Evolution; eugenics; accumula- 

 tion and production of petroleum and natural 

 gas. 



Johnson, Prof. S(amuel) Arthur, State Agricul- 

 tural College, Fort Collins, Colo. Entomology. 

 Morristown, N. J, Dec. 13, 67. B.S, Rutgers, 

 91, M.S, 95. Principal pub. sch, Elkhart. Ill, 

 93-95; West Denver High Sch, Colo, 96-02; 

 asst. zool, Colo. Agr. Col, 02-07, assoc. prof, 07-, 

 dean of faculty, 13- Institute instr, Colo. Agr. 

 Col, 03-; instr. Teachers' Nor. Institutes, 08- 

 A.A; Ass. Econ. Entom. Economic entomologj': 

 potato flea-beetle. 



Johnson, Dr. Sydney E(vans), 2421 S. Dearborn 

 St, Chicago, III. Anatomy. Lansing, Minn, 

 May 1, 89. A.B, Washington (Seattle). 13, M.S, 

 14; fellow, Northwestern, 14-16, Ph.D, 16. 

 Instr. anat, Northwestern, 16-18, assoc, 19- 

 Ass. Anat. Osteology; sense organs of the lat- 

 eral canal system ; sympathetic nervous system. 



Johnson, Prof. T(homas) C(arskadon), Virginia 

 Truck. Exjieriment Station, Norfolk, Va. Horti- 

 culture, Botany. Long Reach, W. Va, Jan. 1, 

 70. B.S.A, West Virginia, 96, A.M. 00; fellow, 

 Cornell, 02-03. Acting prof, hort, Missouri. 01- 

 02; asst. horticulturist, W. Va. Exp. Sta, 03-06, 

 instr. hort. and bot, West Virginia, 03-05, asst. 

 prof, 05-07; supt, Va. Truch Exp. Sta, 07-09, 

 director, 09- A.A; Soc. Hort. Sci. (pres, 17); 

 Soc.'Agron; Farm Econ. Ass. Spraying plants; 

 plant breeding; malnutrition of plants; fer- 

 tilizer requirements of certain truck crops and 

 soils. 



Johnson, Prof. Treat Baldwin, Yale L^niversity, 

 New Haven, Conn. *Chemistry. Bethany, Conn, 

 March 29, 75. Ph.B, Yale, 98, Ph.D, 01." Instr. 

 chem, Sheffield Sci. Sch, Yale, 01-08, asst. prof. 

 org. chem, 08-15, prof, 15- Nichols medal, 

 Chem. Soc, 18. Nat. Acad; A.A; Soc. Biol. 

 Chem; Chem. Soc. (asst. ed, ' Chem. Abstracts'); 

 Conn. Acad; Chem. Gesell. Organic chemistry; 

 biochemistry ; synthetic organic chemistry ; or- 

 ganic synthesis as applied to therapeutic sub- 

 stances; nucleic acid; new local anesthetics; 

 silk fibroin ; phenanthrene and its relation to 

 morphin; histamin; tyramin; nucleosid ; cyclic 

 poh-peptids. 



Johnson, Prof. W(illiam) Woolsey, U. S. Naval 

 Academy,Annapolis,Md. *Mathcmatics. Owego, 



