Henry Gannett, Chief Topographer. A.H. Thompson, Geographer in charge. Triangulation by H.M. Wilson. Topography by H.M. Wilson, a.F. Dunnington and R.H. McKee. Surveyed in 1887.
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
Placerville Eldorado County Placer County Amador County California Western United States United States Geological Survey U.S. Geological Survey USGS Topographic 30 minute 1:125,000 scale
Time Period
1887
Place
38.50000,-121.00000 39.00000,-121.00000 39.00000,-120.50000 38.50000,-120.50000 California Placerville USA
Source
University of Southern California [Contributing entity]
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