A.H. Thompson, Geographer. E.M. Douglas, Topographer in charge. Triangulation by E.M. Douglas. Topography by A.F. Dunnington and R.H. Chapman. Surveyed in 1889, 90.
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
Sierraville Plumas County Lassen County Sierra County California Western United States United States Geological Survey U.S. Geological Survey USGS Topographic 30 minute 1:125,000 scale Polyconic
Time Period
1889
Place
39.50000,-120.50000 40.00000,-120.50000 40.00000,-120.00000 39.50000,-120.00000 California Sierraville USA
Source
University of Southern California [Contributing entity]
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