CONTENTS TO VOLUME XXXI vii 

 NUMBER VI 



PAGE 



Summary of the Geology of the Beartooth Mountains, Montana. 



Arthur Bevan 441 



Was There Pennsylvanian-Permian Glactation in the Arbuckle 



AND Wichita Mountains of Oklahoma ? Samuel Weidman . 466 



Some Experiments in Folding. R. T. Chamberlin and F. P. Shepard 490 



Reviews . 513 



NUMBER VII 



The Paleozoic Rocks Found in Deep Wells in Wjsconsin and 



Northern Illinois. F. T. Thwaites 529 



The Structural Geology of British Malaya. J. B. Scrivenor . 556 



The Ferruginous Chert Formations of Notre Dame Bay, New- 

 foundland. Edward Sampson 571 



To Question the Theory of Periodic Diastrophism. Francis 



Parker Shepard • . . . 599 



Reviews 614 



NUMBER VIII 



The Channeled Scablands of the Columbia Plateau. J Harlen 



Bretz 617 



Almandite and its Significance in the Contact Zones of the 



Grenville Limestone. George W. Bain 650 



A Note on Jointage and the Application of the Strain Ellipsoid. 



Roy R. Morse 669 



The Glacial Geology of Grand Mesa, Colorado. Junius Henderson 676 



Editorial 679 



Reviews . . " 680 



Index 690 



