CONTENTS 



Page 

 Proceedings of the Thirty-first Annual Meeting of the Geological Society 

 of America, held at Baltimore, Maryland, December 27 and 28, 1918; 



Edmund Otis Hovey, Secretary 1 



Session of Friday, December 27 ^ 4 



Report of the Council 4 



Secretary's report 4 



Treasurer's report 7 



Editor's report 9 



Election of Auditing Committee 11 



Election of officers ' 11 



Election of Fellows 12 



Necrologj^ 12 



Memorial of Garland Carr Broadhead (with bibliography) ; by 



Chakles R. Keyes .^ 13 



Memorial of Charles R. Eastman (with bibliography) ; by Bash- 

 ford Dean 27 



Memorial of John D. Irving (with bibliography) ; by James F. 



Kemp 37 



Memorial of P. H. Mell (with bibliography) ; by Feed H. H. 



Cajlhoun 43 



Memorial of Henry S. Williams (with bibliography) ; by Herd- 

 man F. Cleland 47 



Memorial of Samuel Wendell Williston ; by Henry Fairfield 



OSBORN 66 



Report of Committee on Publication of Map of Brazil 76 



Report of Committee on Photographs 76 



Titles and abstracts of papers presented at the morning session 



and discussion thereon 77 



Geology as a basis of citizenship [abstract] ; by Joseph E. 



POGUE 77 



Sources and tendencies in American Geologj^ [abstract] ; by 



Joseph Baerell 77 



Geology as a synthetic science [abstract] ; by Warren D. 



Smith 77 



United States Geological Survey as a civic institution during 



the war [abstract] ; by Sidney Paige 78 



Military contributions of civilian engineers [abstract] ; by 



George Otis Smith 79 



Presentation of geological information for engineering pur- 

 poses [abstract] ; by T. Wayland Vaughan 79 



Engineering geology in and after the war [abstract and dis- 

 cussion] ; by Charles P, Berkey 81 



Geology in the students' army training corps [abstract] ; by 



Herbert E. Gregory 81 



War work by the department of geology at the University of 

 Oregon [abstract] ; by Warren D. Smith 83 



(iii) 



