Scale 1:40,000. LC Civil War Maps (2nd ed.), 48.4, 48.5 U.S. Coast Survey, chart no. 3017, 3018. Sheet no. at head of each title. Detailed river chart indicating field patterns and vegetation along the shore lines. Sheet no. 1: "No. 29 No. 3017 price 20 cents"; Sheet no. 2: "No. 30. No. 3018 price 20 cents" is printed in the upper left corner. Available also through the Library of Congress web site as raster image. Description derived from published bibliography.
Gerdes, F. H.; United States Coast Survey
<a rel="nofollow" class="external free" href="https://www.loc.gov/item/99447144/">https://www.loc.gov/item/99447144/</a>