Mat 3, 1918] 



SCIENCE 



435 



civilian employees of the War Department, to 

 be held Tuesday and Thursday afternoons at 

 4.45 o'clock, in the auditorium of the Depart- 

 ment of the Interior building. All civilian em- 

 ployees of the War Department are cordially 

 invited to attend. The following is a partial 

 list of the lecturers and their subjects: 



Thursday, April 25. ' ' Cancer, its prevention, ' ' 

 by Major William J. Mayo, Medical Beserve 

 Corps, United States Army, Surgeon General's 

 Office, Rochester, Minn. 



Tuesday, April 30. "Part to be taken by 

 women in modern sanitation," by Lieutenant Col- 

 onel W. H. Welch, Medical Corps, National Army, 

 Johns Hopkins University. 



Thursday, May 2. "Practical information for 

 the care of the eye," by Major G. E. De Schwei- 

 nitz. Medical Reserve Corps, University of Penn- 

 sylvania. 



Tuesday, May 7. "Care of the foot and its 

 proper covering," by Lieutenant Colonel E. 6. 

 Brackett, Medical Corps, National Army, Harvard 

 University. 



Thursday, May 9. "The activities of women 

 during the present war," by Miss Annie Good- 

 rich, Surgeon General's Office, Teachers' College, 

 Columbia University. 



Tuesday, May 14. "Focal infection in relation 

 to general diseases," by Lieutenant Colonel Prank 

 Billings, Medical Corps, National Army, Chicago 

 University. 



Thursday, May 16. "Food, dietetics and nutri- 

 tion," by Major John R. MurUn, Sanitary Corps, 

 National Army, Cornell University. 



Tuesday, May 21. "Posture in its relation to 

 human efficiency," by Miss M. Sanderson, depart- 

 ment of physical reconstruction (superintendent, 

 Boston School of Physical Education). 



Thursday, May 23. "Typhoid fever and its 

 prevention," by Colonel F. F. Russell, Medical 

 Corps, Laboratory Division, Surgeon General's 

 Office. 



Tuesday, May 28. "Our hospital facilities and 

 requirements," by Lieutenant Colonel W. H. 

 Smith, Medical Corps, National Army, Surgeon 

 General 's Office, Johns Hopkins University. 



Thursday, May 30. "Hygiene of the mouth," 

 by Major Leonard G. Mitchell, Medical Beserve 

 Corps, Surgeon General's Office. 



Tuesday, June 4. ' ' Social hygiene, ' ' by Kate B. 

 Karpeles, Surgeon General's Office, Acting Assist- 

 ant Surgeon, United States Army. (This lecture 

 for women only.) 



Thursday, June 6. "Care of the skin" (cloth- 

 ing, bathing, exercise), by Dr. WiUiam A. Pnsey, 

 Surgeon General 's Office. 



RESEARCH GRANTS OF THE AMERICAN ASSO- 

 CIATION FOR THE ADVANCEMENT 

 OF SCIENCE 



The committee on grants of the American 

 Association for the Advancement of Science, 

 by a practically unanimous vote, recommends 

 the following appropriations: 



$300, to Mr. William Tyler Olcott, secretary, 

 American Association of Variable Star Observers, 

 62 Churoh Street, Norwich, Connecticut, for the 

 purchase of a telescope of 5-inch aperture. 



$250, to Professor A. E. Douglass, of the Univer- 

 sity of Arizona, Tucson, Arizona, for the length 

 of record of tree growth of the Sequoias from 

 about 2,200 to 3,000 years. 



$500, to Professor Carl H. Eigenmann, of Indi- 

 ana University, Bloomington, Indiana, for the 

 study of the fresh-water fishes of South America. 



$500, to Professor Edwin B. Frost, of Terkes 

 Observatory, Williams Bay, Wisconsin, for meas- 

 urement and reduction of photographs of stellar 

 spectra, already taken with the 40-inch telescope. 



$200, to Dr. R. A. Porter, of the University of 

 Syracuse, Syracuse, New York, for explanation of 

 the hysteresis which has been observed in the po- 

 tential gradients of the calcium-cathode vacuum 

 tube. 



$200, to Professor E. W. Sinnott, of The Con- 

 necticut Agricultural College, Storrs, Connecticut, 

 for experiments to determine the ratio (in dry 

 weight) between root, stem, leaf and fruit in the 

 bean plant. 



$500, to Professor 0. F. Stafford, of the Uni- 

 versity of Oregon, Eugene, Oregon, for research 

 on the distillation of wood. 



$200, to Professor Herman L. Fairchild, Uni- 

 versity of Rochester, Rochester, New York, for the 

 continuation and completion of his studies on the 

 Post-Glacial continental uplift in New England 

 and the Maritime provinces of Canada. 



$250, to Professor S. D. Townley, secretary, 

 Seismological Society of America, Stanford Uni- 

 versity, California, for the investigation of earth- 

 quake phenomena. 



E. C. Pickering, 

 Ch-airman of CommUtee on Grants 



THE NATIONAL ACADEMY OF SCIENCES 



The National Academy of Sciences held its 

 annual meeting April 22-24, 1918, at the 



