Henry Gannett, Chief Geographer. A.H. Thompson, Geographer in charge. Triangulation by H.M. Wilson. Topography by A.F. Dunnington and R.H. McKee. Surveyed in 1888.
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
Jackson Amador County Calaveras County California Western United States United States Geological Survey U.S. Geological Survey USGS Topographic 30 minute 1:125,000 scale
Time Period
1888
Place
38.00000,-121.00000 38.50000,-121.00000 38.50000,-120.50000 38.00000 120.50000 California Jackson USA
Source
University of Southern California [Contributing entity]
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