"Map of Survey on the west side of the Mississippi River from the Mouth of Hunt Creek in Des Moines County, Iowa to the mouth of the Iowa River…", U.S. Corps of Engineers
Subject: Midwestern United States, Iowa & Illinois
Period: 1894 (dated)
Publication: House Ex. 161, 53rd Cong., 3rd Session
A remarkable map for its size, it presents a great amount of detail, clarity and attractiveness, including an inset "Map of Mississippi River from Flat Creek to Iowa River." It notes, in red overprinting, the locations of proposed levees, plus much more. New Boston, Illinois, Burlington, and Oquawka are located.