January 9, 1903.] 



SCIENCE. 



47 



presidents, now in course of publication 

 in Science, were given as follows: 



At 2:30 P.M.: 



Vice-President Hough before tlie Section of 

 Mathematics and Astronomy on the third floor 

 of the Columbian University, main building. 



Vice-President Franklin before the Section of 

 Physics on the second floor of the Columbian Uni- 

 versity Law School (Lecture Hall A). Subject: 

 ' Limitations of Quantitative Physics.' 



Vice-President Weber before the Section of 

 Chemistry on the second floor of the Columbian 

 University Medical School. Subject: 'Incom- 

 plete Observations.' 



Vice-President Culin before the Section of 

 Anthropology on the first floor of the Columbian 

 University Law School. Subject: 'New World 

 Contributions to Old World Culture.' 



Vice-President Welch before the Section of 

 Physiology and Experimental Medicine in the main 

 lecture room, first floor, main building of the 

 Columbian University. 



At 4 P.M. : 



Vice-President Flather before the Section of 

 Mechanical Science and Engineering on the second 

 floor of the Columbian University Law School 

 (Lecture Hall B). Subject: 'Modern Tendencies 

 in the Utilization of Power.' 



Vice-President Nutting before the Section of 

 Zoology on the second floor of the Columbian 

 University Medical School. Subject : ' Some of 

 the Perplexities of a Systematist.' 



Vice-President Campbell before the Section of 

 Botany on the first floor of the Columbian Uni- 

 versity Medical School. Subject: 'The Origin of 

 Terrestrial Plants.' 



Vice-President Wright before the Section of 

 Social and Economic Science in the main lecture 

 room, first floor, main building of Columbian Uni- 

 versity. Subject: 'The Psychology of the Labor 

 Question.' 



At this hour also was delivered the ad- 

 dress of the president of the Astronomical 

 and Astrophysical Society of America, Pro- 

 fessor Simon Newcomb. 



The annual address of the retiring presi- 

 dent, Professor Asaph Hall, U.S.N., read 

 on Monday evening, was published in the 

 last issue of Science. At its close Past- 

 President C. S. Minot spoke of the new 

 movement on which the association has en- 

 tered. 



On Tuesday evening the address of the 



president of the American Chemical So- 

 ciety, Dr. Ira Remsen, was given and fol- 

 lowed by the annual dinner of the society. 



At the same time Dr. C. Hart Merriam 

 delivered the public lecture of the Amer- 

 ican Society of Naturalists on 'Protective 

 and Directive Coloration of Animals with 

 Especial Reference to Birds and Mam- 

 mals,' which was followed by the smoker 

 of the American Society of Naturalists and 

 its affiliated societies. At the same time the 

 Botanical Society of Washington received 

 visiting botanists. The Sigma Xi Scien- 

 tific Society also met the same evening. 



On Wednesday afternoon at 3 o'clock 

 the annual discussion of the American 

 Society of Naturalists was held. The sub- 

 ject was 'How can Endowments be used 

 most Effectively for Scientific Research?' 

 and the speakers were Professors T. C. 

 Chamberlin, William H. Welch, Franz 

 Boas, William M. Wheeler, Conway Mae- 

 millan and Hugo Miinsterberg. 



On Wednesday afternoon at 4 o'clock a 

 public lecture was given under the auspices 

 of the A. A. A. S. and the National Geo- 

 graphic Society on 'Volcanoes of the West 

 Indies,' by Professor I. C. Russell. 



Mrs. Chas. D. Walcott gave a tea on 

 Wednesday afternoon at 5 o'clock to visit- 

 ing ladies of the association, and to the 

 members of the Geological Society of 

 America. 



On Wednesday evening the annual din- 

 ner of the American Society of Naturalists 

 was held, and the dinner was followed by 

 the address of the president. Professor J. 

 McK. Cattell. 



The annual dinner of the Geological So- 

 ciety of America and a smoker tendered by 

 the Chemical Society of Washington were 

 also held. 



On Thursday evening, through the cour- 

 tesy of the board of regents and the sec- 

 retary of the Smithsonian Institution, the 

 U. S. National Museum was open from 



