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SCIENCE 



[N. S. Vol. XXXIII. No. I 



and will be paid as though he were a regular 

 member of the Harvard University staff. 

 Unless by special agreement, he will not be 

 required to give more than one third of his 

 time to teaching, and may devote the rest of it 

 to graduate and research work in any of the 

 departments of the university. Each college 

 is to notify Harvard University of the ap- 

 pointment as early as possible in the preceding 

 year. The arrangement will go into effect in 

 the academic year 1911-12. The first professor 

 of Harvard University to take part in this ex- 

 change will be Albert Bushnell Hart, Ph.D., 

 LL.D., Litt.D., Eaton professor of the science 

 of government. His term of service will fall 

 in the second half-year. 



SCIENTIFIC NOTES AND NEWS 



Mr. Samuel Franklin Emmons, eminent 

 for his contributions to the scientific study 

 of ore deposits, died of asthma on the morn- 

 ing of March 28, at his home in Washington, 

 D. C, aged seventy years. On the afternoon 

 of March 30, the members of the United States 

 Geological Survey united in a short memorial 

 service in appreciation of his character and 

 work. 



Dr. Theobald Smith, professor of compara- 

 tive pathology in Harvard University, has 

 been appointed visiting professor at the Uni- 

 versity of Berlin, for the second half of the 

 academic year 1911-12. 



Professor Edward L. Mark, director of the 

 Harvard Zoological Laboratory, has been 

 elected a foreign member of the Koniglichen 

 Bohmische Gesellschaft der Wisseuschaften in 

 Prague. 



Dr. Lazarus Fletcher, F.R.S., director of 

 the British Museum (Natural History), has 

 been elected an honorary fellow of University 

 College, Oxford. 



Dr. G. G. Abbot, director of the Astrophys- 

 ieal Observatory of the Smithsonian Institu- 

 tion, will this summer conduct an expedition 

 to southern Mexico to make measurements of 

 the sun's radiation, which will be compared 

 with simultaneous observations on Mt. Wil- 

 son. The congress has made a special appro- 

 priation of $5,000 for this work. 



Professor Hiram Bingham, of Tale Uni- 

 versity, will on June 10 leave for a six- 

 months' expedition to Peru. He will be ac- 

 companied by a geologist, a topographer and 

 a naturalist and it is hoped by a pathologist. 

 He expects to explore the seventy-third me- 

 ridian from the Amazon Valley to the ocean. 



Dr. Poland B. Dixon, of Harvard Univer- 

 sity, is spending the second half of the aca- 

 demic year in the Bureau of the Census in 

 Washington, devoting himself to a statistical 

 inquiry in regard to the Lidians. 



Mr. William S. Kienholz has been ap- 

 pointed director of a marine biological labora- 

 tory located at San Pedro, Cal. This labora- 

 tory is in connection with the Los Angeles 

 schools and the city of Los Angeles expects 

 to spend ten thousand dollars for the labora- 

 tory during the next two years. 



Dr. Marie C. Stopes, lecturer on paleo- 

 botany in the University of Manchester, and 

 Dr. R. E. Gates, of the Missouri Botanical 

 Garden, who met at the Minneapolis meeting 

 of the American Association for the Advance- 

 ment of Science, were married at Montreal 

 on March 18. 



The April meeting of the American Mathe- 

 matical Society will be held at University of 

 Chicago on Friday and Saturday, April 28-29. 

 At this meeting Professor Maxime Bocher 

 will deliver his presidential address, the pro- 

 visional title of which is : " Charles Sturm's 

 Published and Unpublished Work on Differ- 

 ential and Algebraic Equations." Except for 

 the summer meetings, this will be the first 

 united meeting of the whole society since 

 1896. 



Dr. S. Weir Mitchell delivered the last 

 lecture of the season before the Harvey So- 

 ciety on Saturday evening, April 1, at the 

 New York Academy of Medicine. The subject 

 of the lecture was " William Harvey, the Dis- 

 coverer of the Circulation of the Blood." 



Professor A. A. Noyes, director of the 

 Physico-chemical Eesearch Laboratories at 

 the Massachusetts Institute of Technology, 

 recently made an address before the College 

 of Science of the University of Blinois, in 



