Department of the Interior, Albert B. Fall, Secretary. U.S. Geological Survey, George Otis Smith, Director University of Southern California. Libraries
Henry Gannett, Chief Geographer. A.H. Thompson, Geographer in charge. Triangulation by H.M. Wilson. Topography bt 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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