Cite

Citation Info Graham, J. D. (James Duncan), 1799-1865. United States. Army. Corps of Topographical Engineers. Chicago harbor & bar, Illinois from survey made between the 17th of August & the 2nd of September 1858 under the direction of Brevet Lieut. Col. J.D. Graham, Major U.S. Top. Engineers. Superintending Engineer of Lake Harbor Works.. [JPEG]. Retrieved from https://geo.nyu.edu/catalog/c43b3e4f-a2d4-4aec-90b1-3cbedd6772d4

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