September 17, 1920] 



SCIENCE 



269 



Oct. 23. "Women as horticulturists," Miss E. L. 



Lee. 

 Oct. 30. "The plant life of the south," Dr. F. 



W. Pennell. 



Free public lectures on Sunday afternoons, 

 at four o'clock, are as follows : 

 Sept. 5. "Ceylon, the Pearl of the Orient," Dr. 



H. A. Gleason. 



Sept. 12 "The vegetation of Alaska and its 



significance," Dr. Arthur HoUick. 

 Sept. 19. ' ' Planting to attract our native birds, ' ' 



Dr. G. C. Fisher. 

 Sept. 26. "How plants get their food," Mr. Nor- 

 man Taylor. 



(Exhibition of Dahlias, Sept. 25 and 26) 

 Oct. 3. "Plant motives in Eenaissance decora- 

 tive art," Dr. W. A. Murrill. 

 Oct. 10. "Recent plant immigrants and new 



American plant industries, ' ' Dr. David Pairchild. 

 Oct. 17. "Poisonous plants in fields and wood- 

 lauds, ' ' Dr. Wm. Mansfield. 

 Oct. 24. ' ' House plants : their care and culture, ' ' 



Mr. H. Pindlay. 

 Oct. 31. "The dehydration of foods," Dr. R. H. 



MoKee. 



Free public lectures in tbe central display 

 greenhouse, Conservatory Range 2, on Satur- 

 day afternoons, at three-fifteen o'clock, will be 

 as follows: 

 Nov. 6. "Palms and their products," Dr. N. L. 



Britton. 

 Nov. 13. "Tropical aquatic plants," Mr. G. V. 



Nash. 

 Nov. 20. ' ' Tropical beverage plants, ' ' Dr. H. A. 



Gleason. 

 Nov. 27. "Bananas and their relatives," Dr. W. 



A. Murrill. 

 Dec. 4. " Tropical plants yielding starch, " Dr. M. 



A. Howe. 

 Dec. 11. ' ' Plants yielding rubber, ' ' Dr. A .B. 



Stout. 



SCIENTIFIC NOTES AND NEWS 



Sir Edward Thorpe, emeritus professor of 

 chemistry in the Imperial College of Science, 

 London, has been elected president of the 

 British Association for the Advancement of 

 Science for the meeting to be held next year 

 at Edinburgh. Sir Charles Parsons has been 

 elected a trustee in the place of the late Lord 

 Raleigh. It was found impracticable to go to 



Colombo in 1922, and an invitation from 

 Hull has been accepted for that year. 



Dr. Leonard G. Rowntree, professor of 

 medicine in the medical school of the Uni- 

 versity of Minnesota, and Dr. Reginald Fitz, 

 associate in medicine of the Massachusetts 

 General Hospital, have joined the stafi of the 

 Mayo Foundation for Medical Education and 

 Research, at Rochester, Minn. Drs. Rowntree 

 and Fitz will be associated in the further de- 

 velopment of research in internal medicine. 



Mr. W. D. Collins, of the Bureau of 

 Chemistry, U. S. Department of Agriculture, 

 has been appointed chief of the quality-of- 

 water division of the TJ. S. Geological Survey. 



Mr. Earl P. Clark, assistant in chemistry 

 at the Rockefeller Institute for Medical Re- 

 search, ISTew York City, has joined the chem- 

 ical staff of the Bureau of Standards. 



Dr. H. S. Hele-Shaw, Harrison professor 

 of engineering in University College, Liver- 

 pool, 1886-1903, and in the university from 

 1903-04, has been elected emeritus professor 

 of engineering in the University of Liverpool. 



The following degrees have been conferred 

 by the University of Dublin: doctor of sci- 

 ence. Sir William H. Bragg; doctor of medi- 

 cine. Sir Archibald E. Garrod; doctor of law, 

 Sir Donald Macalister. 



Mr. H. S. Bailey, formerly of the Bureau 

 of Chemistry, U. S. Department of Agricul- 

 ture, resigned his position with E. I. du Pont 

 de Nemours and Company on July 1, to take 

 charge of research for the Southern Cotton 

 Oil Company at Savannah, Georgia. 



B. S. Butler has resigned from the U. S. 

 Geological Survey, and will be associated with 

 L. C. Graton in a study of the geological prob- 

 lems of the Calumet and Hecla mines. 



D. H. Wewland has resigned as assistant 

 state geologist of New York, and has taken a 

 position with the Beaver Board Companies of 

 Buffalo, New York, as field geologist and min- 

 ing expert. 



Major Lawrence Martin, of the General 

 Staff, and one of the map experts of the Army, 

 who has been on duty in the Military Intelli- 

 gence Division, has been ordered to report to 



