June 2, 1922] 



SCIENCE 



591 



Dr. Edwin C. Ernst, St. Louis, was elected 

 president of the American Eoentgen Ray Soci- 

 ety, central section, at the meeting held recently 

 in Chicago. 



G-. E. Mansfield has been placed in charge 

 of the section of the U. S. Geological Survey 

 devoted to non-metalliferous deposits. 



Leon F. Curtiss, instructor in the depart- 

 ment of physics in Cornell University, has re- 

 ceived an appointment from the National Re- 

 search Council as national research fellow in 

 physics. He expects to pursue special investi- 

 gations at the Cavendish Laboratory, Cam- 

 bridge. 



The Franklin Institute has awarded to Pvo- 

 fessor Eugene C. Bingham, of Lafayette Col- 

 lege, its certificate of merit for his improved 

 variable pressui-e viscometer. 



The Committee on Scientific Research of the 

 American Medical Association has awarded to 

 Dr. F. W. Mulsow, a grant of $225 for work 

 on a selective medium for gonoeoccus. 



The new buildings of the Astrophysical Ob- 

 servatory at Potsdam are to be controlled for 

 the next ten years by a committee consisting of 

 the director of the observatory, Professor Ein- 

 stein, Dr. Freundlich, Professor Bosch, and 

 Dr. R. Schneider. 



A testimonial fund is being raised for Mr. 

 E. Grey, field superintendent of the Rotham- 

 sted Experiment Station, who has completed 

 fifty years' work at the station. 



The retirement of Professor Ambronn, of 

 the Observatory at Gbttingen, has been an- 

 nounced. Dr. Meyermann, formerly director 

 of the Observatory of Tsingtau, and subse- 

 quently a prisoner of war in the hands of the 

 Japanese, has been appointed to succeed him. 



Professor P. P. von Weimarn has been ap- 

 pointed research associate of the Imperial Re- 

 search Institute of Osaka, Japan, charged 

 with the creation of a laboratory for research 

 in colloids. 



Members of the American Chemical Society 

 resident in Morgantown,' West Virginia, met at 

 the university on May 12 to elect permanent 

 officers for the North Western Virginia Sec- 



tion of the society, the charter, for which sec- 

 tion was just recently granted. The following 

 officers were elected: President, Dr. F. E. 

 Clarke; secretary-treasurer, Dr. E. P. Deatrick; 

 vice-president. Professor W. W. Hodge; coun- 

 selor, Dr. H. G. Knight. The section consists 

 of thirty-four members. 



On May 9, ex-Provost Edgar F. Smith, of 

 the University of Pennsylvania, closed a series 

 of public lectures given at Connecticut College 

 by professors from Harvard, Yale, Columbia, 

 the University of Minnesota, and the University 

 of Chicago. Dr. Smith's subject was "Chemis- 

 try and civilization." 



Dr. John A. Detlepsen, of the University 

 of Illinois, delivered Sigma Xi lectures at Pur- 

 due University on April 21 and at Northwestern 

 University on May 19, on the subject of "Re- 

 cent experiments and observations bearing on 

 the inheritance of acquired bodily modifica- 

 tions." 



Dr. Richard C. Tolman, director of the 

 Fixed Nitrogen Research Laboratory, Wash- 

 ington, delivered a lecture on the "Quantum 

 Theory," May 16, before the Scientific Society 

 at Swarthmore College. 



H. C. Parmelee, editor of Chemical and 

 Metallurgical Engineering, addressed on May 

 10 the Chemical Society of the Massachusetts 

 Institute of Technology on ."The chemist in 

 public life." 



At a joint meeting of the Washington Acad- 

 emy of Sciences with the local section of the 

 American Institute of Electrical Engineers, on 

 May 18, Dr. A. Van Dyck, of the General 

 Electric Company, delivered an address on 

 "The vacuum tube in present day radio." 



The Miami Aquarium and Biological Lab- 

 oratory, Miami Beach, Florida, on the grounds, 

 building and equipment of which nearly 

 $400,000 has been expended from private 

 sources, has had a successful winter season of 

 collecting and classifying, adding many new 

 specimens to the exhibit in its fifty tanks. 

 After careful deliberation the officers of the 

 Miami Aquarium Association decided to close 

 the station for the summer, in order that neces- 

 sarv changes in tank arrangement and water 



