SCIENCE 



A WEEKLY JOURNAL DEVOTED TO THE ADVANCEMENT OF SCIENCE, PUBLISHING THE 



OFFICIAL NOTICES AND PROCEEDINGS OF THE AMERICAN ASSOCIATION 



FOR THE ADVANCEMENT OF SCIENCE. 



Friday, August 17, 1906. 



COtlTElSfTB. 

 The Ithaca Meeting of the American Chemical 

 Society: G. R. White 193 



Doctorates Conferred ty American Univer- 

 sities 206 



ScientifiG Books: — 



von Baeyer's Gesammelte Werke: Pho- 



FESSOE J. U. NeF 211 



Societies and Academies: — 



The loiim Academy of Science: L. S. Ross. 213 



Discussion and Correspondence: — 



The Mutation Theory again: De. A. E. 

 Oktmann 214 



Special Articles: — 



Herbarium Type Specimens in Plant Mor- 

 phology: De. Mel. T. Cook 217 



The International Catalogue of Scientific 

 Literature 218 



Scientific Notes and News 220 



University and Educational News ■. 224 



MSS. intended for publication and books, etc., intended foi 

 review should be sent to the Editor of Science, Garrison-on- 

 Hudson, N. Y. 



THE ITHACA MEETING OF THE AMERICAN 

 CHEMICAL SOCIETY. I. 



The thirty- fourth general meeting of the 

 American Chemical Society met in the 

 chemical laboratory of Cornell University, 

 at Ithaca, N. Y., on June 28-30. The so- 

 ciety met partly in general session and 

 partly in sections as follows : 



Inorgaaic Chemistry: L. M. Dennis, cliairman. 



Organic Chemistry: G. B. Frankforter, chair- 

 man. 



Physical Chemistry: W. Lash Miller, chairman. 



Industrial Chemistry: J. D. Pennock, chairman. 



Biological Chemistry: Waldemar Koch, chair- 

 man. 



Agricultural and Sanitary Chemistry: E. B. 

 Voorhees, chairman. 



On Thursday evening there was a com- 

 plimentary smoker given to the society by 

 the Town and Gown Club. On Friday 

 afternoon the members of the society at- 

 tended the dedication of the Eockefeller 

 Physical Laboratory, Following this, they 

 left for an excursion to a hotel on Cayuga 

 Lake, where dinner was served at 7 :30. 

 On Saturday morning Dr. E. Haanel, of 

 the Department of Mines, Ottawa, Canada, 

 gave an address on 'Electric Smelting Ex- 

 periments at Sault Ste. Marie.' One hun- 

 dred and thirty-two members of the society 

 were in attendance on the meeting, which 

 was a most enjoyable and successful one. 

 The following are abstracts of papers which 

 were presented: 



GENERAL SESSION. 



After a brief address of welcome by 

 Dean T. F. Crane and a response by Presi- 

 dent W, F. Hillebrand for the society, the 

 following addresses were given : 

 The Terpenes and Colophonium luith Some 



of Their Industrial Chemical Problems. -: 



G. B. Frankforter. 



The author in cooperation with students 

 has been studying the terpenes and colo- 

 phonium for a number of years. The pine 

 family of the north and west has been 



