Section E held one session, Tuesday afternoon, in conjunction with the Geological Society of America. None of the other organizations related to this Section met in Atlantic City, the principal meetings of the Geological Society of America being held in Cambridge, Massachusetts, December 28–30, but about thirty-five geologists and geographers attended the joint session in Atlantic City. Ten papers were listed on the program, W. H. Hobbs, of the University of Michigan, Vice-President for the Section, presiding. The address of the retiring Vice-President, Douglas Johnson, of Columbia University, on “The Rôle of Analysis in Scientific Investigation,” was presented at the close of the afternoon session.
CONTINENTAL SHELVES AS DYNAMIC ZONES: A TOGGLING-SHELF OROGENY
BY BERT RUSSELL
Deep beneath surfaces that have long received calcareous deposits there may lie regions of thermal evolution of . . .