June 13, 1913] 



SCIENCE 



919 



*"The Porcupine Gold Deposits of Ontario," 

 Mr. B. E. Hore. 



SECTION or SANITABY AND MEDICAL SCIENCE 



Thursday, April S 



*' ' Ferments, ' ' Dr. J. G. Gumming. 



*"A Bacterial Disease of the Larva of the June 

 Bug (^Lachnosterna sp.)," Miss Zae Northrup. 



' ' Duration of Tr. Gambiense Infection in Rats 

 and Guinea-pigs," J. F. Morgan. 



*"The Environment of Soil Bacteria," Dr. F. 

 H. Hesselink van Suchtelen. 



*" The Influence of Bactermm Lactis Addi on 

 the Changes caused in Milk by some of the Com- 

 mon Milk Microorganisms," C. W. Brown. 



' ' The Use of Chlorinated Lime for the Disin- 

 fection of Drinking Water," Dr. M. L. Holm and 

 E. B. Chambers. 



*' ' Ozone as a Means of Water Purification, ' ' E. 

 W. Pryer. 



' ' Toxic Bases in the Urine of Parathyioidec- 

 tomized Dogs," W. F. Koch. 



' ' Serum Tests in the Diagnosis of Infectious 

 Abortion of Cattle," Dr. E. T. Hallman. 



' ' The Increase of Hog Cholera Virus by Intra 

 peritoneal Injections of Salt Solution," W. S, 

 Bobbins. 



' ' Studies in Avian Tuberculosis, " L. B. Him 

 melberger. 



' ' The Sensitizing Group in the Protein Mole 

 . cule, ' ' Dr. V. C. Vaughan. 



' ' Immunization against Tr. Brucei with Cul 

 tures," Dr. F. G. Novy. 



"Determination of Minimum Lethal Dose of Tr. 

 Brucei," C. A. Behrens. 



"Cultivation of Spirilla," P. H. de Kruif. 



*" Secret Remedies, Nostrums and Fakes," Dr. 

 W. S. Hubbard. 



SECTION OP ECONOMICS 



Thursday and Friday, April 3 and i 



"The London Dock Strike of 1912," Carl E. 

 Parry, of the University of Michigan. Discussion 

 opened by W. H. Hamilton, of the University of 

 Michigan. 



*"Farm Organization as a Factor in Bural Eco- 

 nomics," Wilbur 0. Hedrick, of Michigan Agri- 

 cultural College. Discussion opened by Edward 

 D. Jones, of the University of Michigan. 



' ' The Sphere of Pecuniary Valuation, " C. H. 

 Cooley, of the University of Michigan. Discussion 

 opened by Frank T. Carlton, of Albion College. 



*" Psychological Antithesis of Socialism," H. A. 

 Miller, of Olivet College. 



GENERAL PROGRAM 



Presidential address, by Professor E. 0. Case: 

 ' ' The Geological History of Michigan. ' ' 



Reports on the work of the Michigan Geological 

 and Biological Survey, by R. C. Allen, director, 

 and A. G. Ruthven, chief naturalist. 



Papers on Eugenics 



"Eugenics," Professor Victor C. Vaughan, de- 

 partment of medicine. University of Michigan. 



' ' The Biological Aspect of Eugenics, ' ' Pro- 

 fessor A. Franklin Shull, department of zoology, 

 University of Michigan. 



Public address, ' ' Travels in Mexico, ' ' by Pro- 

 fessor Charles J. Chamberlain, department of bot- 

 any, University of Chicago. 



The Research Club of the University of Mich- 

 igan gave a smoker to the members of the acad- 

 emy in the rooms of the University Club, Memorial 

 Building. 



SECTION OP GEOLOGY AND GEOGRAPHY 



Thursday, April 3 



*' ' Origin of Continental Forms, IV., ' ' Dr. 

 Howard B. Baker. 



*" Studies in Structure and Stratigraphy in the 

 Saginaw Valley in Relation to Occurrences of Oil 

 and Gas," Mr. R. A. Smith. 



' ' Climatic Variation in Permian Times as re- 

 corded in Bed Beds of Texas," Professor E. 0. 

 Case. 



"The Discovery of lUinoiau Till in the Detroit 

 River Region, ' ' Professor W. H. Sherzer. 



' ' The History of Lake Erie in Post-Glacial 

 Time," Mr. Frank B. Taylor. 



' ' Further Studies on the Variation of the Angle 

 of the Optic Axes, with Temperature, ' ' Professor 

 E. H. Kraus. 



' ' Vanadif erous Pyroxenes from Libby, Mon- 

 tana," Professor W. F. Hunt. 



' ' Some Pro-Glacial Lake Shore Lines of the 

 Bellevue Quadrangle, Ohio," Professor Frank 

 Carney. 



' ' Some Problems in Stratigraphy and Correla- 

 tion of the Pre-Cambrian Rocks of Michigan," 

 Mr. E. C. Allen. 



(a) "Besults of Leveling along the Algonquin 

 Beach in the Northern Peninsula in 1912," (6) 

 ' ' Order of Development of Glacial Lakes in the 

 Great Lakes Region," (c) "Centers of Disper- 

 sion and Probable Extent of the Kansan and Pre- 

 Kansan Drifts," Mr. Frank Leverett. 



' ' The Chemical Composition of Bornite, ' ' Pro- 

 fessor E. H. Kraus and Mr. J. P. Goldsberry. 



