Henry Gannett, Chief Topographer. R.U. Goode, Geographer in charge. Triangulation by A.P. Davis. Topography by H.S. Wallace and W.S. Post. Surveyed in 1893-94. Polyconic projection. To place on North American datum move projection lines 650 feet south and 380 feet west. [Vertical] datum is mean sea level.
Type
image
Format
Scale: 1:62,500. Map type: TF. Polyconic projection Horizontal datum: To place on North American datum Grid note: none Vertical datum: mean sea level Contour interval on land and off shore image/tiff topographic maps maps contour maps relief maps quadrangle maps
San Bernardino San Bernardino County California Western United States United States Geological Survey U.S. Geological Survey USGS Topographic 1:62,500 scale 15 minute Polyconic Riverside County
Time Period
1893/1894
Place
34.00000,-117.25000 34.25000,-117.25000 34.25000,-117.50000 34.00000,-117.50000 California San Bernardino USA
Source
USC-2003-0000BZ-1 [USCID]; 15CA-sanberndino-e01s93rp26 [Identifying number] University of Southern California [Contributing entity]
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