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SCIENCE 



[N. S. Vol. XXXIX. No. 1015 



been identified with the institute since its 

 beginning, he was a student in the first class 

 and a graduate in the first group to receive the 

 B.S., following which he became assistant — 

 1868-1871— and then in 1871 took the chair of 

 mineralogy, in the department that afterwards 

 developed into that of mining engineering and 

 metallurgy. 



Professor John Perry has recently retired 

 from the staif of the Imperial College of Sci- 

 ence and Technology, and a fund is being 

 raised for the purpose of giving expression to 

 the appreciation of his services to the teaching 

 of mathematics and to engineering education. 



The astronomer royal, Mr. Frank Watson 

 Dyson, has been elected Halley lecturer at 

 the University of Oxford for next year. 



Lord Lamington has accepted the office of 

 president of the Eesearch Defence Society, in 

 the room of the late Sir David Gill. 



The honorary degree of doctor of engineer- 

 ing has been conferred upon Commerzienrat 

 Carl Paul Goerz, the head of the Goerz Optical 

 Works, by the Technical High School in 

 Charlottenburg. 



Dr. Smith Ely Jelliffe, of New York City, 

 has been elected a corresponding member of 

 the Paris Neurological Society. 



Professor George C. Whipple, of Harvard 

 University, has been chosen as one of three 

 American engineers to act with three Cana- 

 dian engineers to advise with the International 

 Joint Commission on matters pertaining to 

 the pollution of the Great Lakes. Professor 

 Whipple has also been chosen a member of a 

 commission consisting of five sanitary engi- 

 neers to advise the commissioner of health of 

 New York State on matters pertaining to the 

 location of tuberculosis hospitals on catchment 

 areas used for public water supplies. 



Dr. C. E. Mendenhall, professor of physics 

 at the University of Wisconsin; Dr. Knight 

 Dunlap, associate professor of psychology at 

 the Johns Hopkins University and Dr. W. E. 

 Purge, assistant professor and acting head of 

 the department of physiology at the Univer- 

 sity of Illinois, have accepted invitations to 



carry on research work during the coming 

 summer in Nela Eesearch Laboratory (form- 

 erly known as Physical Laboratory, National 

 Electric Lamp Association). Dr. Willibald 

 Weniger, of the Oregon Agricultural College, 

 has also been secured for special research work 

 during the summer and Mr. A. F. Wagner, of 

 Purdue University, has been appointed to a 

 temporary assistantship in the laboratory for 

 a part of the vacation period. 



An exhibition of photographs by Mr. A. 

 Eadclyfl'e Dugmore, the African traveler and 

 author of works on photographing big game in 

 their native haunts, is being held at the house 

 of the Eoyal Photographic Society, London. 



Professor Marshall H. Saville, of Co- 

 lumbia University, has sailed for Colombia, to 

 make archeological explorations there and in 

 Equador. 



Dr. J. N. EosE, research associate in the 

 Carnegie Institution of Washing-ton, left New 

 York on June 10 for the west coast of South 

 America, where he goes under the auspices of 

 the Carnegie Institution of Washington and 

 the New York Botanical Garden, for the pur- 

 pose of making a special study of the Cacti of 

 the deserts of Peru, Chile, Argentina and Bo- 

 livia. He expects to send large collections of 

 living plants to the New York Botanical Gar- 

 den. He will be absent from Washington be- 

 tween four. and six months. 



Professor Albert Johannsen, of the Uni- 

 versity of Chicago, has sailed for Europe to 

 spend the summer in the mineralogical labora- 

 tories of Germany and Austria. 



Sir Ernest Shackleton with nine members 

 of his expedition have visited Norway to test 

 provisions and motor-sledges for his forthcom- 

 ing Antarctic expedition. 



At Cornell University ofiicers of Sigma Xi 

 have been elected for the ensuing year as fol- 

 lows : President, Professor A. W. Brovme, de- 

 partment of chemistry; Vice-president, Pro- 

 fessor J. G. Needham, department of biology; 

 Counsellor, Professor D. S. Kimball, Sibley 

 College; Recording Secretary, Professor F. E. 

 Eichtmyer, department of physics; Corre- 



