February 10, 1922] 



SCIENCE 



153 



The Joseph Leidy memorial lectm-e in science 

 at the University of Pennsylvania was given 

 by Dr. WiUiam Bateson, director of the John 

 Innes Hortieultiiial Institute, Merton Park, 

 London, on January 24. Dr. Bateson's subject 

 was "The segregation of genetic types." 



Dr. Francis G. Benedict, director of the 

 Nutrition Laboratory of the Carnegie Institu- 

 tion of Washington, lectured at Pennsylvania 

 State College under the auspices of the Insti- 

 tute of Animal Nutrition and the Department 

 of Agricultural Chemistry on the subject 

 "Calories for children," on January 26. 



Dk. Chaeles Wardbll Stiles, professor of 

 medical zoology at the Hygienic Laboratory, 

 Washington, D. C, has completed a series of 

 lectures on nomenclature in medical zoology 

 at the School of Hygiene and Public Health of 

 the Johns Hopkins University, under the 

 auspices of the department of medical zoology. 



On February 3 Professor C. J. Keyser made 

 an address before the Philadelphia Section of 

 the Association of Teachers of Mathematics of 

 the Middle States and Maryland on "The 

 mathematical obligations of philosophy and 

 education." On January 14 he spoke before 

 the New York Schoolmasters' Club on "A new 

 conception of the nature of man and its bear- 

 ings on education." 



At a meeting of the Eoyal Institution held 

 on January 20, Sir James Dewar delivered a 

 lecture on "Soap films and molecular forces." 



Professor J. A. Fleming will deliver a lec- 

 ture on February 21 before the Institution of 

 Electrical Engineers on "Michael Faraday and 

 the foundations of electrical engineering." 



Dr. C. E. Kenneth Mees, director of re- 

 search and development, Eastman Kodak 

 Company, gave several lectures in Montreal and 

 Toronto during the last week in February. On 

 February 20 at Montreal he spoke before the 

 Canadian Club on "The road to wealth." The 

 same evening he lectured before the Montreal 

 Section of the Society of Chemical Industry 

 on "Chemistry and the motion picture." At 

 Toronto he gave the following lectures Feb- 

 ruary 21, "Photography through the micro- 



scope," before the Camera Club; February 22, 

 "Chemistry and the motion picture," before 

 the Toronto Section of the Society of Chemical 

 Industry; February 23, "The getting of wis- 

 dom," before the Empire Club, and "A hun- 

 dred years hence," before the Canada First 

 League. 



According to Nature the officers of the 

 Ramsay Memorial Fund announce that the 

 dean and chapter of Westminster have con- 

 sented that a tablet containing a medallion 

 portrait of Sir William Ramsay should be 

 placed in Westminster Abbey in the place im- 

 mediately below that occupied by the Hooker 

 tablet. The tablet is being executed by Mr. 

 Charles Hartwell, A.R.A. It is anticipated 

 that the unveiling will take place in October 

 next. At the request of the Ramsay Memo- 

 rial Committee a commemorative medal of the 

 late Sir William Ramsay has been executed 

 by the French sculptor, M. Louis Bottee. The 

 medals will be struck in London when it is 

 known approximately how many copies will 

 be required. 



Dr. Charles Baskerville, director of the 

 chemical laboratories of the College of the 

 City of New York, died of pneumonia at his 

 home on Jaunary 28, at the age of fifty-two. 



Mr. William T. Careigan, one of the senior 

 assistants in the Nautical Almanac Office, U. S. 

 Naval Observatory, died at Washington, 

 D. C, on January 20, 1922. Mr. Carrigan 

 entered the Nautical Almanac Office in March, 

 1901. 



Sir Ernest Henry Shackleton, the British 

 explorer, died from heart disease on January 5 

 on board the steamship Quest. Captain L. 

 Hussey will accompany the body to England. 

 Professor Gruvel and the other members of the 

 party will continue the expedition. 



Father Guiseppe Lais, vice-director of the 

 Vatican Observatory, has died at the age of 

 seventy-six years. 



The death is announced in Nature of two 

 distinguished English engineers — Dr. Edward 

 Hopkinson, who like his brother, John Hop- 

 kinson, was a leader in electrical engineering, 



