Matthes, François, 1874-1948 and Evans, R. T. (Richard Tranter), 1881-1966. U.S. Dept. of the Interior, Geological Survey, in cooperation with the National Park Service; topography by Francois E. Matthes and Richard T. Evan... The Survey.
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Geological Survey (U.S.), Douglas, Edward Morehouse, 1855-1932, and Matthes, François, 1874-1948. Department of the Interior, U.S. Geological Survey ; E.M. Douglas, geographer. Relief shown by contours and spot heights; depths shown by soundings... The Survey.