September 11, 1908] 



SCIENCE 



337 



best collection of minerals collected in the 

 province of Ontario during the year 1908 

 by any one not employed as a collector by a 

 public institution or dealer in minerals. The 

 collection must contain at least thirty 

 mineral species, and it is suggested that 

 where convenient the size of the specimens 

 should be 2 s 3 inches. Each specimen must 

 be labeled vcith the exact locality from which 

 it was obtained, and the date on which it 

 was collected. No specimen will be consid- 

 ered unless it is so labeled. A typewritten 

 list of the specimens, with names of minerals 

 and localities, in triplicate, together with a 

 declaration stating that they were personally 

 collected by the signer of such declaration in 

 the province of Ontario in 1908 at the local- 

 ities stated, with the post-office address of the 

 collector, must accompany each collection. 

 The collections must be addressed : " Ex- 

 aminers, Tyrell Prize, Government Assay 

 Office, Belleville, Ont.," and must be sent, 

 prepaid, to the Government Assay Office, 

 Belleville, Ontario, on or before December 1, 

 1908, where they will be opened and ex- 

 amined jointly by Professor Nicol, of the 

 School of Mining, Kingston, and Dr. Walker, 

 of Toronto University. If requested the col- 

 lections will be retiirned, charges collect, as 

 soon as possible after the prize is awarded. 



LECTURES ON HYGIENE AT CORNELL 

 UNIVERSITY 



It is proposed to give next year at Cornell 

 University a course of public lectures on 

 hygiene and public health. These lectures 

 are to be given in cooperation with the state 

 department of health. A committee of the 

 university faculty has adopted a provisional 

 scheme for the first term under which the 

 following course of lectures has been ar- 



October 8 — Introductory lecture by President 

 Schurman. 



October 13 and 15 — " Public Health Adminis- 

 tration," E. H. Porter, M.D., State Healtb Com- 

 missioner. 



October 20 — " Epidemiology," Arthur News- 

 holme, M.D., health officer, Brighton, England. 



October 22 — To be announced; foreign visitor. 



October 27 — " The Relation of the State to the 

 Health of the Rural Community," R. A. Pearson, 

 State Commissioner of Agriculture. 



October 29 — To be announced; Dr. W. L. Rus- 

 sell. 



November 3 and 5 — " Social Problems in their 

 Relation to the Public Health," Professor J. W. 

 Jenks. 



November 10 and 12— " The Public Health 

 Law," A. H. Seymour, Secretary of the State 

 Department of Health. 



November 17, 19 and 24 — " The Various As- 

 pects of Vital Statistics," Professor Walter F. 

 , Willeox. 



December 1 — •" Public Morality," John B. 

 Huber, M.D., lecturer on tuberculosis, State De- 

 partment of Health. 



December 3 — " The Influence of the Action of 

 the Laws of Heredity upon Public Health," Pro- 

 fessor S. H. Gage. 



December 8 — " Voluntary Organization in Pub- 

 lic Health Work," Homer Follcs, member of the 

 tuberculosis advisory board. State Department of 

 Health. 



December 10, 15 and 17 — " Bacteriology and 

 Comparative Epidemiology," Professor V. A. 

 Moore. 



January 5 — "Recent Results of Research upon 

 Causation and Transmission of Malignant Dis- 

 eases," Professor James Ewing. 



January 7 — " The Relation of Psychology to 

 Preventive Medicine," Professor E. B. Titehener. 



January 12 and 14 — " Immunity and Epidem- 

 iology," Herbert P. Pease, M.D., director of the 

 hygienic laboratory. State Department of Health. 



SCIENTIFIC NOTES AND NEWS 



Professor Eufus I. Cole, of the Johns 

 Hopkins University, has accepted the director- 

 ship of the Eesearch Hospital of the Rocke- 

 feller Institute of New York City. He had 

 previously declined the chair of medicine at 

 the University of Michigan. 



Professor Hugo von Seeliger, of Munich^ 

 has declined a call to the directorship of the 

 Astrophysical Observatory at Potsdam. 



Dr. Homer D. House has been appointed 

 associate director in the Biltmore Forest 

 School. 



Dr. Eaymond H. Pond, has been appointed 

 biologist of the Metropolitan Sewerage Com- 

 mission of New York. 



