BULLETIN 612 



SHEET No. 13 



GEOLOGIC AND TOPOGRAPHIC MAP 



OF THE 



OVERLAND ROUTE 



From Omaha, Nebraska, to San Francisco, California 



Base compiled frozn United States Q-eological Survey Atlas Sheets, 

 from railroad aligrnments and profiles supplied by the Union Pacific 

 Railroad Company and the Southern Pacifle Company and frona addi- 

 tional Information collected with the assistance of these companies 



UNITED STATES GEOLOGICAL SURVEY 



GEORQE OTIS SMITH, DIRECTOK 



David White, Chief Geologist 



R. B. Marshall, Chief Geographer 



1915 



Each quadrangle shoum on the map with a name in parenthesis in tf 

 lower left comer is mapped in detail on ike U. S, G. 5. Topograph 

 sheet of that name. 



WYOMING ! 



