1854. United States. Army. Corps of Topographical Engineers. Relief shown by hachures. Depths shown by soundings. 33 x 51 centimeters Scale 1:1,200; 1 inch = 100 feet City Maps. Board of Engineers for Lake Harbors and Western Rivers (Washington, D.C).
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1854. United States. Army. Board of Engineers. Relief shown by hachures; depths shown by soundings. 18 x 36 centimeters Scale 1:1,536. 128 feet to 1 inch City Maps. Board of Engineers, Lake Harbor & Western Rivers (Washington).