Engraved July 1910 by U.S.G.S. , R. B. Marshall, chief geographer , W. H. Herron, geographer in charge , topography by C. L. Sadler , [and three others]. Relief shown by contours and spot heights. Includes map showing areas surveyed by Sadler and L. P. Jerrard. Contour interval 20 feet. Surveyed in 1908. Reprinted 1936.
Imprint: [Washington, D.C.] : U.S. Geological Survey, 1936
Dimensions: 45 x 42 cm or smaller