BULLETIN 614 



HEET 4 



GEOLOGIC AND TOPOGRAPHIC MAP 



OF THE 



SHASTA 



ROUTE 



From Seattle, Washington, to San Francisco, California 



Base compiled from United States Geological Survey Atlas 

 Sheets, from railroad alignments and profiles supplied by 

 the Southern Pacific Company and from additional informa- 

 tion collected with the assistance of this company 



UNITED STATES GEOLOGICAL SURVEY 



GEORGE OTIS SMITH. DIRECTOR 



David White, Chief GeoloKist 



R. B. Marshall, Chief Geographer 



1915 



Each quadrangle shown on the map with a name in parenthesis in the 

 fa we r left corner is mapped in detail on the U. S. C S. Topographic 

 Sheet of that name. 



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