24 



SCIENCE 



[N. S. Vol. XXXIII. No. 836 



into an air reservoir where aeration will take 

 place and air and water together will be 

 pumped through the pipes to the aquaria, thus 

 differing from the Princeton system where a 

 column of air is forced against the water in 

 the pipes and the water does not enter the 

 pump. The tanks may be converted imme- 

 diately into fresh-water tanks, whenever this 

 is desired. 



The subjects and dates of the lectures to 

 be delivered before Easter at the Friday eve- 

 ning meetings of the Eoyal Institution of 

 Great Britain are as follows: January 20, Sir 

 J. Dewar, " Chemical Change at Low Tem- 

 peratures " ; January 27, Professor W. H. 

 Bragg, " Eadioactivity as a Kinetic Theory 

 of a Fourth State of Matter"; February 3, 

 Mr. A. E. Shipley, " Grouse Disease " ; Feb- 

 ruary 10, Mr. S. Colvin, "Stevenson"; Feb- 

 ruary lY, Professor H. E. Armstrong, " Diges- 

 tive Activity " ; February 24, Professor Jean 

 Perrin, " Mouvement Brownien et Eealite 

 Moleculaire " (in French) ; March 3, Professor 

 Karl Pearson, " The Inadequacy of Causation 

 in Modern Science " ; March 17, Mr. J. H. 

 Balfour-Browne, K.C., "Water Supply"; 

 March 24, Sir D. Gill, "The Sidereal Uni- 

 verse"; March 31, Professor H. S. Hele- 

 Shaw, " Traveling at High Speeds on the 

 Surface of the Earth and Above It " ; April 7, 

 Sir J. J. Thomson, " A New Method of Chem- 

 ical Analysis." A course of Christmas lec- 

 tures on " Sound : Musical and Non-musical " 

 win be given by Professor Silvanus P. Thomp- 

 son in the afternoons of December 29 and 31 

 and January 3, 5, 7 and 10. 



UNIVERSITY AND EDUCATIONAL NEWS 

 Commemorative exercises in celebration of 

 the completion of the first twenty-five years 

 of the work of the Carnegie Laboratory of 

 New York University, and of the opening of 

 the Carnegie laboratory extension, will be 

 held on the afternoon of January 10. Ad- 

 dresses will be made by Mr. Andrew Carnegie, 

 Dr. William H. Welch, Dr. Henry S. Pritchett, 

 Dr. Hermann M. Biggs and Mr. Jerome D. 

 Greene. 



The fifth congress of the American School 

 Hygiene Association will be held at the Acad- 



emy of Medicine in New York City on the 

 second, third and fourth of February. A ten- 

 tative program includes papers by Lyman A. 

 Best, William H. Allen, Dr. S. W. Newmayer, 

 Dr. Myles Standish, Dr. Woods Hutchinson, 

 Dr. Thomas F. Harrington, Dr. W. S. Cornell, 

 W. E. Watt, Dr. Arthur T. Cabot, Dr. Luther 

 H. Gulick, Leonard P. Ayres, Dr. Helen Mac- 

 Murchy, Professor William H. Bumham and 

 Dr. John J. Croner. 



DuRESTG the thanksgiving recess at the Uni- 

 versity of Illinois, a party of electrical engi- 

 neering students and of architectural students 

 took a trip of inspection to various points in 

 the vicinity which are of especial interest to 

 engineers. The electrical students visited the 

 Quarry Street power station, the steel works at 

 Gary and the works of the AUis-Chalmers 

 Company at Milwaukee. The architectural 

 students visited various buildings in Chi- 

 cago and inspected the plant of the North- 

 western Terra Cotta and Tile Company. 



Professor C. S. Sherrington, F.E.S., of 

 Liverpool, and Dr. WUliam BuILoch, director 

 of the Bacteriological Laboratory of the Lon- 

 don Hospital Medical School, were appointed 

 members of the advisory board of the Beit Me- 

 morial Fellowships for Medical Eesearch. The 

 next election of fellows will be held in Decem- 

 ber, 1911. The last date for receiving applica- 

 tions from the colonies and abroad is October 

 1, 1911, from Great Britain and Ireland No- 

 vember 1, 1911. Communications should be 

 addressed to the Hon. Secretary, Beit Me- 

 morial Fellowships for Medical Eesearch, 35,. 

 Clarges Street, London, W. 



In behalf of a donor who withholds his 

 name, Mr. George L. Eives, chairman of the 

 trustees of Columbia University, and Mr. 

 Eobert W. DeForest, president of the board 

 of managers of the Presbyterian Hospital, an- 

 nounce that $1,300,000 has been pledged foi^ 

 the perfection of an afiiliation between the 

 hospital and the College of Physicians and 

 Surgeons of the University. The gift comes 

 through Mr. Edward S. Harkness, of New 

 York and Cleveland, who gives $300,000 for a 

 surgical pavilion and a laboratory for research 

 work. Several conditions are named, the two 



