Cite

Citation Info Graham, J. D. (James Duncan), 1799-1865. United States. Army. Corps of Topographical Engineers. (1856). Chicago harbor & bar, Illinois from survey made between March 29th & April 9th 1856 under the direction of Brevet Lieut. Col. J.D. Graham, Major U.S. Top. Engineers. Superintending Engineer of Lake Michigan Works.. [JPEG]. Retrieved from https://geo.nyu.edu/catalog/989c718f-f085-48bd-8fcb-ea94c3e520ae

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