422 



SCIENCE 



[N. S. Vol. SLIX. No. 1270 



The Journal of the American Mathematical 

 Society states that Professor Joseph Allen, of 

 the College of the City of New York, and Pro- 

 fessor W. H. Metzler, of the University of 

 Syracuse, have gone to Prance on army edu- 

 cational work. Captain P. L. Thorne, assist- 

 ant professor of mathematics at 'New York 

 University, lias recently returned to his uni- 

 versity work. He served at the front in 

 Prance with the Sixtieth Heavy Artillery regi- 

 ment. Captain A. L. Underbill, of the Uni- 

 versity of Minnesota, has been appointed Com- 

 mandant at the University of Grenoble in 

 Prance, wbere several hundred American sol- 

 diers are taking courses while awaiting their 

 opportunity to return home. 



Professor Miyajima, of Tokyo, has arrived 

 in Brazil wbere be is to do pathological re- 

 search work at the Butantan Institute. 



Messrs. Hoyt S. Gale and J. B. Umpleby, 

 of the U. S. Geological Survey, have gone to 

 Prance to investigate certain questions of 

 mineral resources, particularly potasb salts, 

 involved in the peace negotiations. 



UNIVERSITY AND EDUCATIONAL 

 NEWS 



The Nevf Haven Section of the American 

 Chemical Society will give a sebolarship in 

 chemistry in the Yale Graduate School for tbe 

 year 1919-20, with tbe understanding that tbe 

 scholarship be given to " a graduate student 

 who is a candidate for a bigber degree in 

 the department of chemistry. Tbe recipient 

 must be a resident of tbe territory covered by 

 tbe New Haven Section, and be selected by a 

 committee composed of tbe president and 

 councillor of tbe section and the chairman of 

 tbe department of chemistry of Yale Uni- 

 versity." 



The Iowa state legislature has appropriated 

 $175,000 for the establishment of a psyebo- 

 patbic hospital at the state university. This 

 bospital will be open to both public and 

 private patients suffering from mental dis- 

 orders. Tbe same legislature also extended 

 tbe so-called Perkins law to include adults. 

 By the Perkins law an orthopedic hospital is 



maintained at tbe miiversity for tbe free treat- 

 ment of tbe crippled children in tbe state. 



Assistant Professor Leo T. Eettger has 

 been promoted to a professorship of bacteriol- 

 ogy at Yale University. Dr. Eettger received 

 bis B.A. and M.A. at the University of In- 

 diana, and bis Ph.D. from Yale in 1903. 

 After studying abroad he was for five years 

 research scholar and fellow at the Rockefeller 

 Institute for Medical Eesearcb. 



In tbe department of chemistry of the 

 Massachusetts Institute of Technology the 

 following appointments have been made: 

 William H. McAdams, to be assistant pro- 

 fessor of chemical engineering; Dr. Charles 

 S. Venable and Dr. William G. Horscb, to be 

 research associates in applied chemistry, and 

 Thomas M. Knowland, to be research assistant 

 in tbe same department. 



At the University of Strasbourg, professor 

 Eene M. Frechet, of the university of Poitiers, 

 bas been appointed professor of mathematics, 

 and Pierre Weiss, professor at tbe Polytecb- 

 nikum, Zurich, professor of general physics. 



Professor E. Wiechert, of Gottingen, bas 

 been appointed professor of geodesy and geo- 

 physics at tbe University of Berlin. 



The Oavendisb professorship of experimental 

 physics, at the University of Cambridge, re- 

 cently vacated by Sir J. J. Thomson, bas been 

 filled by the appointment of Sir Ernest Euth- 

 erford, of tbe University of Manchester. Sir 

 J. J. Thomson retains an honorary professor- 

 ship. 



DISCUSSION AND CORRESPONDENCE 



ERRONEOUS GENERIC DETERMINATIONS OF 

 BEES 



In Science, 49 : Yl, Professor Stevens makes 

 some statements regarding a paper with tbe 

 above title in Science, 48: 368. He thinks 

 many important factors influencing generic 

 limitations were overlooked. For example, be 

 points out that the average varies in pro- 

 portion to tbe size of the region. In com- 

 paring tbe New Jersey with the local list I 

 thought that fact was obvious. It was in- 

 tended to discuss neither various factors nor 



