Wilson, Herbert M. (Herbert Michael), 1860-1920. H.M. Wilson, geographer in charge ; triangulation by U.S. Coast and Geodetic Survey ; topography by J.D. Hoffman ... and U.S. Coast and Geodetic Su... U.S. Geological Survey.
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Geological Survey (U.S.) and Marshall, R. B. (Robert Bradford), 1867-1949. R.B. Marshall, chief geographer ; Frank Sutton, geographer in charge ; topography by U.S. Geological Survey. Relief shown by contours and spot heig... Department of the Interior, U.S. Geological Survey.