538 



SCIENCE 



[N. S. Vol. XLIX. No. 1275 



tercups in Tosemite, Tuesday, 

 June 24. 



2. The Biolo^ of the Chaparral, 



Thursday, June 26. 



3. The Ancestry of the Tosemite Pines 



and Sequoias, Friday, June 27. 

 n. Professor Frederick William Bade, lec- 

 turer, literary executor of John 

 Muir. 



1. John Muir, Nature and Yoseniite, 



Tuesday, July 1. 



2. Muir's View of the Valley's Origin 



Thursday, July 3. 



3. Muir's Services to the Nation, Fri- 



day, July 4. 



III. Dr. F. Emile Matthes, geologist, U. S. 



Geological Survey, Washington, 

 D. C. 



1. Origin of Tosemite Valley, as In- 



dicated in the History of its Water- 

 falls, Tuesday, July 8. 



2. The Highest Ice Flood in the Tose- 



mite Valley (to be delivered at 

 Glacier Point) Wednesday, July 9. 



3. The Origin of the Granite Domes of 



Tosemite, Saturday, July 12. 



IV. Professor A. L. Kroeber, department of 



anthropology. University of Cali- 

 fornia. 



1. Tribes of the Sierra, Friday, July 11. 



2. Indians of Tosemite, Saturday, July 



12. 



3. Folk-lore of Tosemite, Sunday, July 



13. 

 It is planned to give most of the lectures 

 at the Village of Tosemite, probably in the 

 pavilion or the open air. Certain of the lec- 

 tures, especially those by Professor Jepson 

 and Dr. Matthes, will be delivered at places in 

 Tosemite which give concrete illustration of 

 the scientific subjects tmder discussion. 



SCIENTIFIC NOTES AND NEWS 



Dr. Vito Volterra, professor of mathe- 

 matical physics in the University of Home, 

 will deliver a series of six lectures on the 

 Hitchcock Foundation at the University of 

 California in August or September. 



Dr. W. W. Campbell, director of Lick Ob- 

 servatory of the University of California, has 

 been named head of an American delegation 

 of astronomers that will attend the interna- 

 tional meeting in Brussels in July. 



Lieutenant Colonel John E. Murlin, San- 

 itary Corps, U. S. Army, who has been in 

 charge of the Section of Food and Nutrition 

 of the Surgeon-General's OfSce since Septem- 

 ber, 1917, has been discharged from the service 

 to take up his work as the head of the depart- 

 ment of vital economics at the University of 

 Eoehester. The work of the Section of Food 

 and Nutrition is now under the charge of 

 Major K. G. Hoskins, Sanitary Corps, U. S. 

 Army. 



Professor Anton Julius Carlson, chair- 

 man of the department of physiology at the 

 University of Chicago, who as a major in the 

 Sanitary Corps of the United States Army 

 inspected American camps in England and is 

 now a member of the American Relief Ad- 

 ministration in France, will take the field 

 again for the American Relief Administra- 

 tion, probably going up to Finland, and re- 

 turning by Esthonia, Lettonia, Lithuania, 

 Poland, Roumania and Vienna. 



Dr. W. a. Cannon, of the department of 

 botanical research of the Carnegie Institution 

 of Washington, has just returned to this coun- 

 try from an absence of a year in central 

 Australia. While abroad he studied the plants 

 and plant conditions of the more arid portions 

 of southern Australia, including the Lake 

 Eyre Basin, a portion of the Flinders Ranges, 

 and southwestern South Australia contiguous 

 to the NuUarbor Plains. 



Dr. C. H. T. Townsend sailed, early ia April, 

 for Brazil, where he has accepted a position as 

 entomologist for the Brazilian government. 

 Dr. Townsend has been with the Bureau of 

 Entomology and has sijent most of his time 

 studying the Muscoid Diptera. 



Mr. Frank C. Baker, curator of the mu- 

 seum of natural history of the University of 

 Illinois, will spend a portion of the summer 

 at Winnebago Lake, Wisconsin, conducting 



