U.S.G.S. 7.5 minute series (topographic) North Decimal Degree 39.250000. South Decimal Degree 39.375000. East Decimal Degree -75.250000. West Decimal Degree -75.375000. Alternate title: Ben Davis Point, NJ-Del. Polyconic projection. Universal transverse Mercator grids are shown. Relief shown by 10 feet contour interval and spot heights. Datum is mean sea level. Depth curves and surroundings in feet- datum is mean low water. Shorline shown represents the approximate line of mean high water. The mean range of tide is approximately 6 feet. "Mapped by the U.S. Coast Guard and Geodetic Survey; Edited and published by the United States Geological Survey. Control by USC&GS, USCE and New Jersey Geodetic Control Survey. Culture and drainage in part compiled from aerial photographs taken 1946. Topography by plane-table surverys 1946. Revised by the Geological Survey 1956." Map is temporarily filed in the Reserve Course Materials Collection.
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