BULLETIN OP THE GEOLOGICAL SOCIETY OF AMERICA 

 Vol. 23, pp. 1-68, PLS. 1-6 March i4, 1912 



PROCEEDINGS OF THE TWEXTY-FOURTH ANNUAL MEET- 

 ING OF THE GEOLOGICAL SOCIETY OF AMERICA, HELD 

 AT WASHINGTON, D. C, DECEMBER 27, 28, 29, AND 30, 1911 



Edmund Otis Hovey, Secretary 



CONTENTS 



Page 



Session of Wednesday, December 27 2 



Election of Auditing Committee 2 



Election of officers 2 



Election of Fellows 3 



Memoir of Sanuiel Calvin (with jjihliography) ; by B. Shimek 4 



Memoir of S. F. Emmons (with Inbliography) ; by Arnold Hague 12 



Memoir of C. W. Hall (with bibliography) ; by N. H. Winchell 28 



Memoir of Edwin E. Howell ; by G. K. Gilbert 30 



Memoir of A. Michel-Levy : by Alexander N. Winchell 32 



Bibliography of W. II, Niles (with portrait) ; by George H. Barton. .. 34 



Report of the Committee on Photographs 35 



Appointment of Connnittee on (*orresiwndentship 35 



Titles of papers and names of disputants 35 



Session of Thursday, December 28 38 



Report of the Council 38 



Secretary's report 38 



Treasurer's report 40 



Editor's report 42 



Report of the Auditing Committee 44 



Titles of papers and names of disputants 44 



Resolution concerning the naming of Powell National Park 44 



Titles of papers and names of disputants 44 



Annual dinner 46 



Session of Friday, December 20 47 



Titles of papers and names of disputants 47 



Presidential address 49 



Session of Saturdaj% December 30 \ . 49 



Titles of papers and names of disputants 49 



Resolution of thanks 51 



Register of the Washington meeting, 1911 53 



Officers, Correspondents, and Fellows of the Geological Society of America. 55 



I — Bull. Geol, Soc. Am., Vol. 23, 1911 ( j ) 



