Henry Gannett, Chief Geographer. A.H. Thompson, Geographer in charge. Triangulation by Mark. B. Kerr. Topography by M.B. Kerr and Eugene Ricksecker. Surveyed in 1884-5.
Type
image
Format
Scale: 1:250,000. Map type: TF. Unknown projection Horizontal datum: unknown Grid note: none Vertical datum: mean sea level Contour interval on land and off shore 500 feet. image/tiff topographic maps maps contour maps relief maps quadrangle maps
Modoc Lava-Bed Modoc County Siskiyou County Shasta County Lassen County California Western United States United States Geological Survey U.S. Geological Survey USGS 60 minute 1:250,000 scale
Time Period
1884/1885
Place
41.00000,-122.00000 42.00000,-122.00000 42.00000,-121.00000 41.00000,-121.00000 California Modoc Lava-Bed USA
Source
University of Southern California [Contributing entity]
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