July 23, 1915] 



SCIENCE 



119 



Mrs. W. W. Mayo, aged ninety years, wife 

 of the late Dr. W. W. Mayo, founder of the 

 Mayo Clinic and Surgical Institute, Rochester, 

 Minn., and mother of the distinguished sur- 

 geons. Dr. W. J. Mayo and Dr. C. H. Mayo, 

 has died. 



Mr. Howard Marsh, master of Downing 

 College, and professor of surgery in the Uni- 

 versity of Cambridge, died on June 34, aged 

 seventy-five years. 



Dr. R. H. Lock, inspector at the British 

 Board of Agriculture and Fisheries, sometime 

 fellow of Gonville and Caius College, Cam- 

 bridge, died on June 26, at thirty-six years of 

 age. 



De. G. C. M. Mathison, known for his work 

 on the physiology of respiration, and Lieu- 

 tenant R. B. Woosnam, who has conducted 

 zoological explorations, have been killed at 

 the Dardanelles. 



Joseph Fareigan, prominent mining engi- 

 neer and entomologist, died at his home in 

 St. Louis, on May 9, at the age of fifty-eight 

 years. He was an authority on the aphididag 

 and a coworker with C. V. Riley, in the later 

 seventies. 



Mr. F. H. Neville, F.R.S., fellow of Sidney 

 Sussex College, Cambridge, distinguished for 

 his contributions to metallurgy, has died at 

 the age of sixty-eight years. 



Captain J. W. Jenkinson, late fellow of 

 Exeter College, Oxford, and university lec- 

 turer in embryology, was killed on June 4 in 

 the trenches in Gallipoli. He was forty-three 

 years of age. 



Dr. Chaillon, head of the anti-rabies de- 

 partment of the Pasteur Institute, having de- 

 manded and obtained the perilous mission of 

 disinfecting a battlefield near the enemy's 

 trenches, was killed in fulfilling this service. 



Dr. Alexander R. Craig, of Chicago, secre- 

 tary of the American Medical Association, re- 

 ports that its membership has increased from 

 74,235 in 1914 to 76,020 in 1915. 



The twenty-second summer meeting of the 

 American Mathematical Society will be held 

 4t the University of California and Stanford 



University, Tuesday to Thursday, August 3-5. 

 Tuesday morning will be devoted to a joint 

 session with the American Astronomical So- 

 ciety and Section A of the American Associa- 

 tion for the Advancement of Science. Separ- 

 ate sessions of the Mathematical Society will 

 be held on Tuesday afternoon and on Thurs- 

 day at Berkeley and on Wednesday at Stan- 

 ford University. 



The mid-summer field meet of the Ameri- 

 can Fern Society was held at JamesviUe, N. 

 Y. Members and their friends assembled on 

 Tuesday evening, July 13, at the home of Mr. 

 Wm. Spalding, 405 Comstock Ave., Syracuse, 

 N. T. Excursions were arranged under the 

 guidance of Dr. Benedict, Dr. Todd and Mrs. 

 H. E. Ronsier on days following. 



The preliminary list of awards by the 

 Panama-Pacific International Exposition gives 

 the Department of the Interior collective ex- 

 hibit one grand prize. The exhibit of the 

 Geological Survey receives one grand prize, 

 four medals of honor, five gold medals, six 

 silver medals, and two bronze medals. The 

 Bureau of Mines receives one grand prize, six 

 medals of honor, three gold medals, and three 

 silver medals. 



Constitutionality of the Illinois pure food 

 law prohibiting in effect sale of a food preser- 

 vative containing boric acid was upheld on 

 June 21 by the Supreme Court. Justice 

 Hughes, for the court, held that validity of 

 the law must be upheld unless the defendant 

 showed there was no doubt about boric acid 

 being wholesome. The court held he had 

 failed to do so. 



A circular has been issued by Dr. J. B. de 

 Lacerda, the director of the National Museum 

 in Rio de Janeiro, calling attention to the fact 

 that on June 7, the collection of mineralogy 

 in that institution was robbed of a green aqua- 

 marine weighing 11 kilos and 800 grams, two 

 topazes, and a number of small diamonds. 

 Dr. Lacerda requests mineralogists and direc- 

 tors of museums in North America to com- 

 municate instantly with him by telegraph, at 

 his expense, in case these objects are offered 

 for sale, and authorizes those to vhom they 



