9 6 



POPULAR SCIENCE MONTHLY. 



director of the Observatory at Xiee; of 

 Dr. W. W. 'MarkownikoWj professor of 

 chemistry in the University of Moscow ; 

 of Arthur Greeley, professor of biology 

 at Washington University, St. Louis; 

 and of John I. Jegi, professor of psy- 

 chology and physiology in the Milwau- 

 kee State Normal School. 



Dr. Alexander Agassiz, director of 

 the Harvard University Museum and 

 president of the National Academy of 

 Sciences, has been advanced to a foreign 

 associate of the Paris Academy of Sci- 

 ences, to fill the vacancy caused by the 

 death of Sir George Gabriel Stokes. — 

 McGill University has conferred the 

 degree of LL.D. on Dr. Edward L. 

 Trudeau of Saranac Lake, N. Y., in 

 recognition of his work on the open-air 

 treatment of tuberculosis, and on Mr. 

 Edward Weston, of Newark, N. J., the 

 investigator and inventor in electrical 

 science. — Dr. Simon Flexner, director of 

 the Rockefeller Institute, New York, 

 has been elected president of the Ameri- 

 can Association of Pathologists and 

 Bacteriologists. 



Professor C. S. Sherrington, of 

 Liverpool University, opened his course 

 of Silliman lectures at Yale University 

 on April 22. — The subjects of the Her- 

 ter lectures given during April at the 

 Johns Hopkins University by Professor 

 Paul Ehrlich were: (1) 'The mutual 

 relations between toxine and anti- 

 toxine ' ; ( 2 ) ' Physical chemistry 

 versus biology in the doctrines of im- 

 munity'; (3) 'Cytotoxines and cyto- 

 toxic immunity.' 



The new medical laboratories of the 

 University of Pennsylvania will be 



dedicated on June 11. The labora- 

 tories cost $700,000. The principal ad- 

 dresses will be delivered by Dr. H. P. 

 Bowditch, professor of physiology at 

 the Harvard Medical School; Dr. R. H. 

 Chittenden, director of the Sheffield 

 Scientific School, Yale University; Dr. 

 George Dock, professor of medicine at 

 the University of Michigan, and Dr. 

 Horatio C. Wood, professor of materia 

 medica and pharmacy at the University 

 of Pennsylvania. — Active preparations 

 are being made at the New York Zoolog- 

 ical Garden in Bronx Park for taking 

 the animals out of winter quarters. 

 Work is also being pushed with all pos- 

 sible speed on several new houses in the 

 garden, the most important of which 

 are the bird house, to cost $115,000; 

 the small mammal house, to cost $38,- 

 000, and the ostrich house, to cost about 

 the same sum. — The executive commit- 

 tee of the Carnegie Institution has 

 adopted the recommendation of the 

 biological committee to establish a De- 

 partment of Experimental Biology and 

 to call Professor C. B. Davenport, of the 

 University of Chicago, to the charge of 

 it. The work of the department will in- 

 clude at present, among others, a sta- 

 tion for Experimental Evolution at 

 Cold Spring Harbor, Long Island, on 

 land granted by the Wawepex Society, 

 and a Tropical Marine Biological Sta- 

 tion at the Dry Tortugas. Dr. Daven- 

 port is proposed as director of the 

 former station and Dr. Alfred G. 

 Mayer, of the Museum of the Brooklyn 

 Institute of Arts and Sciences, as 

 director of the latter station. Fuller 

 details are promised as the plans of 

 the department progress. 



