Eel River : Worthington to Clay-Putnam Co. line Ind. : chart 1 to chart 9 inclusive
Description
Surveyed and mapped under the direction of The United States Engineer Office, Louisville, Ky. Relief shown by contours and spot heights. Depths shown by soundings. "War Department"--Upper left corner of each sheet. "This survey was made by use of aerial photography, plane table stadia, chained transit traverse control and second order vertical control. Aerial photography was begun August 21st and completed October 12, 1930." Includes index map on charts 2, 5 and 9., Imprint: [Louisville, Ky.] : [United States Engineer Office], [1931], Dimensions: 93 x 96 cm or smaller
Creator
United States. Army. Corps of Engineers. Louisville District
United States. Army. Corps of Engineers. Louisville District (1931). Eel River : Worthington to Clay-Putnam Co. line Ind. : chart 1 to chart 9 inclusive. [United States Engineer Office]. https://purl.dlib.indiana.edu/iudl/images/VAC3073/VAC3073-M-01502 (map)