CONTENTS 



Page 

 Proceedings of the Tweut^-seventli Annual Meeting of the (Geological 

 Society of America, lield at Ptiiladelpliia, Pennsylvania, December 29, 



30, and 31, 1914 ; Edmund Otis Hovey, Secretarn 1 



Session of Tuesday, December 29 4 



Report of the Coiuicil 5 



Secretary's report 5 



Treasurer's report 8 



Editor's report 10 



Election of Auditing Committee 11 



Election of officers 11 



Election of Fellows 12 



Memoir of Alfred Ernest Bai-low (with bibliography) ; by Frank 



D. Adams 12 



Memoir of Albert S. Bickmore ; by George F. Kunz IS 



Memoir of Horace C. Hovey (with bibliography) ; by John M. 



Clarke 21 



Memoir of Newton Horace Winchell (with bibliography) ; by 



Warren Uph am 27 



Memoir of Joseph Le Conte (with bibliography) ; by Herman L. 



Fairchild 47 



Report of Committee on Photographs 57 



Report of Committee on Geological Nomenclature 57 



Titles and abstracts of papers presented in general session and 



discussions thereon 5S 



Relation of bacteria to deposition of calcium carbonate [ab- 

 stract] ; by K^VRL F. Kellerman 58 



Coral reefs and reef corals of the southeastern United States, 

 their geologic history and significance [abstract and dis- 

 cussion] ; by Thomas Wayland Valgiian 58 



Causes producing scratched, impressed, fractured, and rece- 

 mented pebbles in ancient conglomerates [abstract and dis- 

 cussion] ; by John M. Clarke 60 



Titles and abstracts of papers presented before the First Section 



and discussions thereon 61 



Origin of the Red Beds of western Wyoming [abstract and 



discussion] ; by E. B. Branson 61 



New points on the origin of dolomites [abstract] ; by Francis 



M. Van TuYi 62 



Range and rhythmic action of sand-blast erosion, from studies 



in the Libyan Desert [abstract] ; by William H. Hobus. . . 63 

 Corrasive efficiency of natural sand-blast [abstract] : by 



Charles Keyks 63 



False fault-scarps of desert ranges [abstract] ; by Charles 



Keyes 6;'> 



Strntigraphic disturbance through the Ohio Valley running 

 from the Appalachian Plateau in Pennsylvania to the 



(iii) 



