There may have been a missing section at the bottom of this map with more information. At head of title: Humbolt - Mendota - Sheridan - Smuggler. Submaps: Plan of Claims; Section on vein. Prime meridian: GM. Relief: hachures. Projection: Plane. Printing Process: Lithography. Verso Text: MS note: Colorado.
Extent
1 map ; hand col. ; 74 x 69 cm., sheet 78 x 72 cm.
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