R.B. Marshall, Chief Geographer. T.G. Gerdine, Geographer in charge. Topography by J.P. Harrison. Control by C.F. Urquhart, A.I. Oliver, L.F. Biggs, and C.C. Jacobs. Surveyed in 1907 and 1909-1911.
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
Big Bar Humboldt County Trinity County California Western United States United States Geological Survey U.S. Geological Survey USGS Topographic 60 minute 1:250,000 scale Polyconic
Time Period
1907 1909/1911
Place
40.50000,-123.75000 41.00000,-123.75000 41.00000,-123.00000 40.50000,-123.00000 Big Bar California USA
Source
University of Southern California [Contributing entity]
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