surveyed by command of Major Genl. G. H. Thomas, Commanding Department of the Cumberland, by Capt. C. H. Boyd, Sub-Asst. U.S. Coast Survey, April and May 1864 ; assisted in levelling by Lieut. Kuntze & Sergeant Wilson. Boyd, Charles H. CREATED/PUBLISHED [Knoxville : Tennessee Valley Authority, 1975?] NOTES Scale ca. 1:31,000 (not '1:20,000').