438 



SCIENCE 



[N. S. Vol. LII. No. 1349 



30. Tte program of Thursday morning wiE 

 be devoted to papers contributed by members 

 and invited guests ; this program may be con- 

 tinued on Friday if of sufficient length. It is 

 expected that problems of organic evolution 

 will be the central theme of these papers. On 

 Thursday afternoon will be held a symposium 

 on " General physiology." The Naturalists' 

 dinner will be given Thursday evening, and at 

 its close Dr. Jacques Loeb will deliver the 

 presidential address on the subject " On os- 

 mosis." 



. Headquarters of the society will be at tihe 

 Congress Hotel, Michigan Boulevard and Con- 

 gress Street, in conjunction with other bio- 

 logical societies. Eooms without bath for one 

 person may be had for three to five dollars; 

 rooms with bath for one person range from 

 four to nine dollars, and for two persons from 

 seven dollars up. Members desiring accommo- 

 dations at headquarters are urged to make 

 reservations early in order that there may be 

 no disapiwintments. 



A. Franklin Shdll, 



Secretary 



TjNrTEESITT OP MICHIGAN, 



Ann Akbor, Mich. 



the association of american geog- 

 raphers at the chicago meeting 



The seventeenth annual meeting of the As- 

 sociation of American Geographers under the 

 direction of the President, Professor Herbert 

 E. Gregory, will be held at Chicago, on Thurs- 

 day and Friday, December 30 and 31, and also 

 Saturday, January 1. Through the courtesy 

 of the department of geography of the Uni- 

 versity of Chicago, the meetings. will be held 

 in Eosenwald Hall, where facilities for use of 

 illustrative materials are provided. 



The morning sessions will open at ten 

 o'clock and close at one o'clock; the afternoon 

 sessions will run from two-thirty to five-thirty. 

 On Thursday evening at eight o'clock there 

 will be a round table conference on the policy 

 of the association at the hotel; on Friday 

 evening there will be an informal conference 

 at the hotel on cooperation in geographic re- 

 search. 



By votel of the council there will be a joint 

 meeting with the Ecological Society of 

 America on Friday morning. The speakers 

 from this Association will be Professors Henry 

 C. Cowles and A. G. Ruthven; the speakers 

 from the Ecological Society will be Drs. D. 

 T. MacDougall and V. C. Shelford. The 

 President's address will be given at the open- 

 ing of the session on Friday afternoon, and 

 will be followed by three invited papers on 

 industrial geography, according to the decision 

 of the council at the spring meeting. 



The nominating committee, consisting of R. 

 H. Whitbeck, chairman, R. DeO. Ward and 

 J. W. Goldthwaite, presents the following 

 nominations for officers for 1921. 



President — Ellen Churehill Semple. 

 Vice-presidents — A. J. Henry, Curtis F. Marbut. 

 Secretary — Riehard E. Dodge. 

 Treasurer — George B. Roorbaeh. 

 Councilor — Nevin M. Fenneman. 



All interested in geography, or its allied 

 subjects, are cordially invited to attend the 

 meetings of the association. 



Richard Elwood Dodge, 



Secretary 

 Stoebs, Connecticut, 

 October 20, 1920 



THE DEPARTMENT OF CHEMISTRY OF THE 

 OHIO STATE UNIVERSITY 



The department of chemistry of The Ohio 

 State University held a chemical symposium 

 on Saturday, October 16, as one of its con- 

 tributions to the celebration on the occasion 

 of the semi-centennial of the founding of the 

 university from October 13 to 16. The fol- 

 lowing program was presented by the alumni 

 of the department : 



"A brief history of tie department of chemis- 

 try, ' ' iby William McPherson, head department of 

 chemistry, The Ohio State University. 



' ' The organization of a chemistry department, ' ' 

 by Winfred F. Ooover, professor of chemistry, 

 Iowa State College. 



"A chemical attack upon the unsolved problem 

 of human diabetes," by Dr. Edgar J. Witzemann, 

 research chemist for the Otho Sprague Memorial 

 Institute, Rush Medical College, University of 

 Chicago. 



