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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.

Author(s):
Description:
The soundings are in feet & tenths of a foot. "Accompanying Lt. Colonel J.D. Graham's annual report (no. 161) to Chief Topograpical Engineer, dated November 15th 1856." Includes text. "Map G. No. 58." 1 map; 80 x 103 cm This map is in the public domain. Please attribute access and use of this digitized map to the Stephen S. Clark Library, University of Michigan Library.
Collection:
Clark Library Map Collections
Place(s):
Chicago, Illinois, United States and Illinois, United States
Subject(s):
Harbors
Year:
1858
Held by:
Michigan
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