Henry Gannett, Chief Geographer. A.H. Thompson, Geographer in charge. Triangulation by H.M. Wilson. Topography by H.M. Wilson and R.H. McKee. Surveyed in 1886-88.
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
Downieville Plumas County Sierra County California Western United States United States Geological Survey U.S. Geological Survey USGS 30 minute 1:125,000 scale Topographic
Time Period
1886/1888
Place
39.50000,-121.00000 40.00000,-121.00000 40.00000,-120.50000 39.50000,-120.50000 California Downieville USA
Source
University of Southern California [Contributing entity]
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