November 26, 1920] 



SCIENCE 



507 



and Professor D. Noel Paton, Professor A. 

 Eobinson, Sir A. Berry, Professor W. Peddie, 

 Sir J. A. Ewing and Professor J. W. Gregory, 

 have been elected vice-presidents. 



At the recent session of the board of trus- 

 tees held in Chicago, Dr. Rudolph Matas, New 

 Orleans, was elected vice-president of the 

 American Medical Association, succeeding the 

 late Dr. Isadore Dyer. 



Professor C. B. Ridgaway, head of the de- 

 partment of mathematics, at the University of 

 "Wyoming, is retiring after twenty-four years 

 of service. 



Dr. Alexander L. McKay, Toronto, has 

 accepted an appointment with the Rockefeller 

 Fovmdation Medical Research Committee. 



Mr. a. V. Bleininger, ceramic chemist and 

 head of the ceramic division of the Bureau of 

 Standards, has resigned to become research 

 chemist for the Homer-Laughlin China Com- 

 pany, of East Liverpool, Ohio. 



Professor Clarence E. Mickel has re- 

 signed as extension entomologist, college of 

 agriculture. University of Nebraska, to ac- 

 cept a position as research entomologist with 

 the American Beet Sugar Company, Rocky 

 Ford, Colorado. 



H. S. Mulliken, of Lexington, Mass., has 

 been appointed metallurgical engineer of the 

 Bureau of Mines, and has been assigned by Dr. 

 F. G. Cottrell, the director, as an assistant to 

 him in special professional work connected 

 with the bureau. 



Professor Victor Lenher, of the depart- 

 ment of chemistry of the University of Wis- 

 consin, has recently been chosen a member 

 of the advisory committee which has been es- 

 tablished by the Smithsonian Institution, 

 Washington, to be concerned with the collec- 

 tion of chemical types. The collection was 

 undertaken by the National Museum under 

 the will of Morris Loeb, of New York, who 

 left a fund to the American Chemical Society 

 for chemical research work. 



Professor Edward J. Kunze, head of the de- 

 partment of industrial engineering at the 

 Pennsylvania State College, was elected a di- 



rector and vice-president in charge of research, 

 of the Society of Industrial Engineers at their 

 recent convention in Pittsburgh on Novem- 

 ber 10. 



Mr. F. V. Morley, of the Johns Hopkins 

 University, has been appointed a Rhodes 

 scholar at Oxford University. 



Dr. Solomon Lefschetz, professor of mathe- 

 matics at the University of Kansas, is absent 

 on leave during this academic year and is at 

 present in Europe. 



Baeon Gerard de Geer, professor at the 

 University of Stockholm, delivered a lecture 

 before the students and faculty of the De- 

 partment of Geology at the University of 

 Minnesota on November 5. The lecture was 

 on his geochronological investigations in 

 Sweden and their application to the Quater- 

 nary geology of America. 



Dr. Hideyo Noguchi, of the Rockefeller In- 

 stitute for Medical Research, of New York, 

 gave a lecture to the faculty and students of 

 the Army Medical School on November 17, 

 on " Recent studies of yellow fever," at the 

 auditoriimi of the National Museum. 



On October 28, Professor Daniel Hull, as- 

 sistant superintendent of the El Paso High 

 School, gave under the auspices of the South- 

 western Division, of the American Associa- 

 tion, a lecture on " The glacial periods of 

 North America and their relation to astron- 

 omy." Before the lecture the tentative pro- 

 gram of the coming first annual meeting of 

 the Southwestern Division was announced. 

 The meeting will be held in El Paso on 

 December 2, 3 and 4. Other lectures in El 

 Paso are announced as -follows: Mr. R. R. 

 Coghlan, on " Chemistry and manufacture of 

 cement;" November 9, Professor W. H. Sea- 

 men, on " Prehistoric mammals," illustrated 

 with lantern slides, on November 16. 



A course of twelve free Swiney lectures on 

 geology is being given by Dr. J. D. Falconer, 

 of the Royal School of Mines, South Kensing- 

 ton, beginning on November 8. The subject 

 is " The Modelling of the Earth's Crust." 



The Journal of the American Medical As- 

 sociation reports that a national committee 



