MICHIGAN ACADEMY OP SCIENCE. 33 



23. Geologic Features shown on the topographic sheets of Southwestern 

 Michigan, Frank Leverett, Ann Arbor. 



24. Extent of the several drift sheets bordering the Driftless Area of the 

 upper Mississippi Region, Frank Leverett, Ann Arbor. 



25. The Geological Continuity of Essex County, Ontario, with Wayne 

 and Monroe Counties, Michigan, Rev. Andrew Nattress, Amherstburg, Ont. 



26. The Geology of the Chemistry of Waters, A. C. Lane, Lansing. 



27. The Bearing of Recent Studies of Earthcjuakes L^pon Fundamental 

 Theories in Geology, Wm. PL Hobbs, Ann Arbor. 



28. The Rainfall of the Great Lake Region, Mark S. W. Jefferson, Ypsilanti. 



29. Some Interesting Glacial Phenomena in the Marquette Region, C. A. 

 Davis, Ann Arbor. 



30. Preliminary List of the Sites of Aboriginal Remains in Michigan, 

 Harlan I. Smith,' New York. 



3L Behavior of Rabic Virus in Collodium Sacs, J. G. Gumming, Ann Arbor. 



32. Behavior of Rabic Virus to Heat and Carbonic Acid, J. G. Gumming, 

 Ann Arbor. 



33. The Cultivation of Spirillum Obermeieri in Collodium Sacs, R. E. 

 Knapp, Ann Arbor. 



34. Whey and Ordinary Agar for Counting Milk Bacteria, Bell Farrand, 

 Agricultural College. 



35. Influence of Temperature Upon the Vigor of Lactic Cultures, C. E. 

 Marshall and Louise Rademacher, Agricultural College. 



36. The Significance and Control of Starters Employed in Ripening Cream 

 and Milk, L. D. Bushnell, Agricultural College. 



37. Protective and Curative Artificial Immunity Based on the Theory 

 of Opsonins, A. P. Ohlmacher, Detroit. 



38. Bacteriological Study of a Case of Meat Poisoning, R. W. G. Owen, 

 Ann Arbor. 



39. Proteid Poisons, V. C. Vaughan, Ann Arbor. 



40. Formicaldehyde Disinfection by means of Potassium Permanganate, 

 E. M. Houghton and L. T. Clark, Detroit. 



4L The Influence of the Composition of the iMedium Upon the Solvent 

 Action of Certain Soil Bacteria, C. W. Brown, Agricultural College. 



42. Solvent Action of Certain Bacteria on InsoluV)Ie Phosphates, W. G. 

 Sackett, and A. J. Patten, Agricultural College. 



43. Human Physiology in the Grades, Charles W. Mickers, Adrian. 



44. Human Physiology in the High School, Miss Grace Frances Ellis, 

 Central High School, Grand Rapids. 



45. Human Physiology in the High Schools, S. D. Magers, State Normal 

 College, Ypsilanti. 



46. Methods in Plant Physiology — Light as a Formative Influence, Alfred 

 Dachnowski, Orchard Lake. 



47. An automatic Aerating Device for Aquaria in Class Room, L. Murbach, 

 Central High School, Detroit. 



48. An Easy Method of Preparing Histological Sections of Bones, S. D. 

 Magers, Ypsilanti. 



49. Certain Septa-forming Ancyli, Bryant Walker. 



50. Adaptation and Warning Color in Certain Tropical Marine Fishes, 

 Jacob Reighard. 



5L Spawning Behavior and Sexual Dimorphism in Fundulus heteroclitus 

 and allied fish, H. H. Newman. 



52. The Breeding Habits of Etheostoma, Miss Cora Reeves. 

 5 



