GEOGRAPHICAL 
EXPLORATION'S 
&- SURVEYS WEST or the 100™ MERIDIAN 
PARTS of EASTERN CALIFORNIA and SOUTHERN NEVADA ATLAS SHEET N? 6 5 
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THE GRAPHIC CO. PHOTO - LITH.39if 41 PARK PLACE,N Y. 
30' 
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30' 
117° 
Weyss, Herman &. Lang Dell. 30' 
EXPEDITION OF 1871 Under the Command of 
Scale: 1 inch to Smiles , or P 506880 
1st. Lient. Geo.M .Wheeler, Corps of Engineers. 
10 0 8 7 6 5 + 32 10 
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BY ORDER OF THE HONORABLE Wl.W. BEI 
WNAR, SE C RE TARY 0 F WAR. 
Miles. 
20 
UNDER THE DIRECTION OF BRIG. GEN. A. A. HUMPHREYS, CHIEF OF ENGINEERS, II. S. ARM’D 
NOTE: That portion of the sheet lying to the West of a line following approximately the summit of the Sierra 
Nevada is based upon the published maps of the California Geol. Survey {Prof. J. D. Whitney) and Land Office plats. 
The orographical details adjacent to the trail of Lt. Bendere will require modification after further Surveys shall have 
been made. 
The A ltitudes of prominent points will be published with their Geographical positions. 
