360 



SCIENCE 



[N. S. Vol. XLV. No. 1163 



vard University, gave a lecture on Leonardo 

 da Vinci. 



Professor Edward B. Titchener, head of 

 the department of psychology at Cornell Uni- 

 versity, recently gave a lecture at Princeton 

 University on " The Association of Ideas." 



Professor Ellwood B. Spear, of the Massa- 

 chusetts Institute of Technology, recently de- 

 livered lectures on the chemistry of colloids 

 before the Chemical Society of Northeastern 

 College and the New England Chemistry 

 Teachers Association. He also conducted a 

 symposium on colloids at a meeting of the 

 Northeastern Section of the American Chem- 

 ical Society. 



The Association for the Protection of the 

 Adirondacks held its annual business meeting 

 in the galleries of the National Arts Club, New 

 York City, on April 11, 1917, when the Hon. 

 George D. Pratt, state conservation commis- 

 sioner, delivered an address on " The State 

 Forest Preserve," illustrated with stereopticon 

 views and moving pictures. 



Sir Ernest H. Shackleton is returning to 

 England by way of the United States and will 

 lecture in several cities. On April 23 he will 

 lecture before the Geographic Society of Chi- 

 cago. 



Professor Henry B. Cornwall, of Prince- 

 ton University, died on April 1, at his home in 

 Princeton. He was born at Southport, Conn., 

 in 1844 and was graduated from Columbia 

 University in 1864. Mr. Cornwall was pro- 

 fessor of applied chemistry and mineralogy at 

 Princeton University from 1873 to 1910, when 

 he became emeritus professor. 



Professor Orson Bennett Johnson, well 

 known for his extensive explorations in the 

 natural history of the Pacific Northwest, died 

 at home in Seattle, Washington, on March 9, 

 aged 69 years. His very large collection of 

 insects has been bequeathed to the University 

 of Washington. 



The Eev. O. Pickard-Cambridge, F.E.S., 

 author of works on arachnology, entomology 

 and general natural history, died on March 9, 

 at the age of eighty-eight years. 



A sum of one million pounds is allotted in 

 the estimates of the British government as a 

 grant in aid to encourage scientific and indus- 

 trial research in 1917^18. It will be paid to 

 the account of the Imperial Trust, and any 

 balance will not be surrendered at the close of 

 the financial year. Grants will be made by 

 the directions of a committee of the Privy 

 Council over an agreed period. Following an 

 expenditure of £20,000 in the current year, 

 another £15,000 is needed to pay for the relief 

 expedition fitted out by the admiralty to rescue 

 members of the Imperial Transantarctic Expe- 

 dition from Elephant Island and also in re- 

 spect of one half of the expenses of the relief 

 expedition sent in conjunction with the gov- 

 ernments of Australia and New Zealand to 

 Eoss Sea. 



Dr. George E. Hale, chairman of the Na- 

 tional Defense Council, has sent the following 

 cablegram to the Eoyal Society, London; the 

 Academic des Sciences, Paris; the Academy 

 of Sciences, Petrograd, and the Accademia dei 

 Lincei, Eome: 



The entrance of the United States into the war 

 unites our men of science with yours in a common 

 cause. The National Academy of Sciences, acting 

 through the National Research Council, which has 

 been designated by President "Wilson and the Coun- 

 cil of National Defense to mobolize the research 

 facilities of the country, would gladly cooperate in 

 any scientific researches still underlying the solu- 

 tion of military or industrial problems. 



The 1917 meeting of the Association of 

 American Geographers will be held at the 

 University of Chicago, on December 27, 28 

 and 29. The amiual meeting of the National 

 Council of Geography Teachers wiU probably 

 be held at the same time and place. 



Mr. Warren Knaus ('82) has donated to 

 the Entomological Museum of the Kansas 

 State Agricultural College, his valuable col- 

 lection of Coleoptera. Ever since he was a 

 student in the college, Mr. Knaus has spent 

 practically all his spare time and vacations in 

 collecting and studying Coleoptera. He has 

 made many trips into the arid regions of 

 Mexico, Arizona, Texas and New Mexico to 

 collect insects. These trips have been pro- 



