Henry Gannett, Chief Topographer. A.P. Davis, Topographer in charge. Traiangulation by A.P. Davis. Topography by Paul Holman. Surveyed in 1893-94. [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 move projection lines 630 feet sourth and 470 feet west. Grid note: none Vertical datum: mean sea level Contour interval on land and off shore 25 feet. image/tiff topographic maps maps contour maps relief maps quadrangle maps
Downey Los Angeles County California Western United States United States Geological Survey U.S. Geological Survey USGS Topographic 15 minute 1:62,500 scale Orange County
Time Period
1893/1894
Place
33.75000,-118.00000 34.00000,-118.00000 34.00000,-118.25000 33.75000,-118.25000 California Downey USA
Source
USC-2004-000C4C-1 [USCID]; 15CA-downey-e02s93rp34 [Identifying number] University of Southern California [Contributing entity]
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