Relief shown by contours and spot heights. "Contour interval 25 feet." "Alfred H. Brooks, geologist in charge. Topography by T.G. Gerdine, R.B. Oliver, and W.R. Hill. Control by U.S. Coast and Geodetic Survey." "U. S. Geological Survey. Charles D. Walcott, director". "Surveyed in 1904." "Datum is mean sea level." Text on verso titled: "The topographic maps if the United States".
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