Coal Producing Districts and Fields- State of Illinois
1917
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This primary source comes from the Records of the Office of the Chief of Engineers.
National Archives Identifier: 148720753
Full Citation: Coal Producing Districts and Fields- State of Illinois; 1917; United States; War Department Map Collection, 1939 - 1942; Records of the Office of the Chief of Engineers, Record Group 77; National Archives at College Park, College Park, MD. [Online Version, https://www.docsteach.org/documents/document/coal-producing-districts-and-fields-state-of-illinois, April 28, 2024]Rights: Public Domain, Free of Known Copyright Restrictions. Learn more on our privacy and legal page.