Possible Horizons for Oil and Gas in Northeastern Illinois: 



U. S. Grant, Northwestern University 389 



Man and Topography in Southwestern Wisconsin: W. 0. 



Blanchard. University of Illinois 393 



Fossil Flora of Braidwood. Illinois: A. C. Noe, University of 



Chicago ". . . . 396 



Notes on the Waterloo Anticline: J. Everts Lamar, State 



Geological Survey, Urbana 398 



Description of a Boulder near the Southern Limit of Glaciation 



in Illinois: Clarence Bonnell, Harrisburg 405 



Pleistocene Mollusca from the Vicinity of Joliet, Illinois: 



Frank C. Baker, University of Illinois 408 



Note on the Occurrence of Fusulinas in the Pennsylvania 

 Rocks of Illinois: Harold Culver, State Geological Sur- 

 vey. Urbana 421 



Papers ox Medicine axd Public Health: 



The Present Status of Hospital Standardization and its Value 



to the Public: T. Arthur Johnson, M. D.. Rockford 429 



Relation of the Hospital to the Communitv: Walter G. Bain, 



M. D.. Springfield 436 



The Application of Bacteriophage to Public Health: Thomas 



G. Hull. Springfield 457 



The' Schick Test in Diphtheria and Toxin Antitoxin Immuniza- 

 tion: C. A. Earle, M. D.. DesPlaines 462 



Focal Infections from the Teeth: Fred S. O'Hara. D. D. S., 



Springfield 469 



A Study of the Effects of Radium and X-Ray Treatment of 

 Myelogenous Leukemia: Glen Wever, Illinois College. Jack- 

 sonville 473 



Papers ox Psychology axd Educattox: 



The Problem of Personalitv: Edward S. Robinson, University 



of Chicago 487 



The Validity of Arithmetical-Reasoning Tests: R. V. Hunkins 



and F. S. Breed. University of Chicago 492 



The Infusion of Bad Blood Into a Good Family: Elmer E. 



Jones. Northwestern University 495 



The Use and Interpretation of Coefficients of Correlation: 



Walter S. Monroe. University of Illinois 506 



The Intelligence Quotient. — Its Accuracy as a Means of Classi- 

 fying and Grading High School Students: W. P. Morgan, 



State Teachers College. Macomb 511 



The Coxstitutiox 527 



The By-Laws 528 



List of Life MEiiBERS 528 



List oe Axxval MEiiBiajs 533 



