Among articles to appear in early 

 numbers of the Journal of Geology 

 are the following: 



Notes on Principles of Oil Accumulation. By A. W. McCoy. 

 Discussed by Chester W. Washburne. 



Reply to Discussion by C IV . Washburne on Notes on Principles 

 of Oil Accumulation. By A. W. McCoy. 



Diastrophism and the Formative Processes. XII. The Physical 

 States of the Earth and Its Neighbors during Their Formative 

 Stages. By T. C. Chamberlin. 



Slides in the Conemaugh Formation near Morgantown, West Virginia. 

 By Earl R. Scheffel. 



Factors Producing Columnar Structure in Lavas and Its Occurrence 

 near Melbourne, Australia. By Albert V. G. James. 



The Chester Series in Illinois. By Stuart Weller. 



The Juan de Fuca Lobe of the Cordilleran Ice Sheet. By J H. 

 Bretz. 



A Replacement of Wood by Dolomite. By S. F. Adams. 



A Correlation of the Pre-Cambrian Formations of Northern Ontario. 

 By H. C. Cooke. 



Pleistocene Mollusca from Indiana and Ohio. By Frank Collins 

 Baker. 



The Heart Mountain Overthrust. By D. F. Hewett. 



Recent Studies of the Upper Cretaceous of Tennessee. By Bruce 

 Wade. 



