722 



SCIENCE 



[N. S. Vol. XXVIII. No. 725 



Lieutenant Frank P. Lahm, of the Signal 

 Corps, illustrated with lantern views and 

 moving pictures of the recent trials at Fort 

 Myer. 



A SERIES of special lectures on general 

 hygiene, provided for by the regents of the 

 University of Wisconsin at their last meeting, 

 is now being arranged by Dr. H. P. Eavenel, 

 of the department of bacteriology. Among 

 the speakers will be Professor William T. 

 Sedgwick, of the Massachusetts Institute of 

 Technology, who will speak on ventilation and 

 water supply. 



The faculty of Tulane TJniversity an- 

 nounces a course of extension lectures, which 

 began October 28. The course includes a 

 series of lectures by Professor George Dock, 

 on "Ductless Glands," to be followed by lec- 

 tures on special subjects, by Dr. Ch. WardeU 

 Stiles, Public Health and Marine Hospital 

 Service; F. Creighton Welhnan, of the Depart- 

 ment of Agriculture; Dr. William A. Evans, 

 health commissioner of Chicago; Dr. W. H. 

 Dalrymple, of the Louisiana State Depart- 

 ment of Agriculture, and others. 



Dh. Ch. Wardell Stiles, of the Public 

 Health and Marine Hospital Service, gave two 

 lectures with demonstrations at the University 

 of Virginia on November 6 and 7. His sub- 

 ject was the biological, economical and medical 

 aspects of the hook-worm disease in this 

 country. 



Professor W. M. Davis, of Harvard Uni- 

 versity, gave an illustrated lecture on the 

 Colorado Canon before the Natural History 

 Section of the Versammlung der Deutschen 

 Naturfijrscher und Aerzte in Cologne, on Sep- 

 tember 24, as well as at the meeting of the 

 British Association earlier in the month. 



A BRONZE tablet commemorative of the early 

 geological work of the late Professor James 

 Hall during the New York Survey of 1836- 

 42 has been erected in Letchworth Park, the 

 new state preserve on the Genesee Eiver, by 

 a few of the associates of Professor Hall's 

 later years: Secretary Waleott, Professors 

 Stevenson, Smock and Schuehert and Dr. 

 Clarke. 



Harvard University has received from the 

 director and members of the Pasteur Institute 

 of Paris a replica of the bronze bust of Pasteur 

 by Paul Dubois. The bust wiU be erected at 

 the Medical School. 



The medical profession of Algiers has 

 placed in the military hospital of Constantine, 

 on the spot which served Laveran for a labora- 

 tory, and where he accomplished his memorable 

 work, a medallion commemorating the dis- 

 covery of the parasite of malaria in 1880. 

 Another commemorative medallion has been 

 placed in the hall of honor of the hospital by 

 the military physicians. 



William Keith Brooks, professor of zoology 

 in the Johns Hopkins University since 1876, 

 died on November 12, at the age of sixty 

 years. 



Otis Tufts Mason, head curator of the 

 department of anthropology of the U. S. Na- 

 tional Museum, and eminent for his contribu- 

 tions to anthropology, died in Washington on 

 November 5, at the age of seventy years. 



Professor William Edward Ayrton, pro- 

 fessor of electrical engineering in the Central 

 Technical College, London, died on November 

 8 at the age of sixty-one years. 



There is a vacancy in the position of as- 

 sistant (male) U. S. Naval Observatory, with 

 pay at the rate of $1,000 per annum, and the 

 Civil Service Com m ission will order an ex- 

 amination for eligibles for same in the near 

 future. Those interested in such an examina- 

 tion, should inform the observatory in order 

 that application blanks may be mailed to 

 them. 



An examination for admission to the grade 

 of assistant surgeon in the Public Health and 

 Marine-Hospital Service wiU be held on Jan- 

 uary 11, at Washington. Candidates must be 

 between twenty-two and thirty years of age, 

 and graduates of a reputable medical college. 

 Assistant surgeons receive $1,600, passed 

 assistant surgeons, $2,000, and surgeons, $2,- 

 500 a year. For further information applica- 

 tion should be made to the Surgeon General, 

 Public Health and Marine-Hospital Service, 

 Washington, D. C 



