Henry Gannett, Chief Topographer. A.H. Thompson, Geographer in charge. Triangulation by H.M. Wilson. Topography by H.M. Wilson and A.F. Dunnington. Surveyed in 1885-6-7.
Type
image
Format
Scale: 1:125,000. Map type: TF. Polyconic projection Horizontal datum: unknown Grid note: none Vertical datum: mean sea level Contour interval on land and off shore 50 feet. image/tiff topographic maps maps contour maps relief maps quadrangle maps
Colfax Sierra County Nevada County Placer County California Western United States United States Geological Survey U.S. Geological Survey Topographic 30 minute 1:125,000 scale
Time Period
1885/1887
Place
39.00000,-121.00000 39.50000,-121.00000 39.50000,-120.50000 39.00000,-120.50000 California Colfax USA
Source
University of Southern California [Contributing entity]
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