United States. Army. Corps of Engineers & United States. War Department. (1861). Map no. 1 St. Paul to Riviere des Lacs. War Dept..
Cita Chicago Style (17a ed.)United States. Army. Corps of Engineers y United States. War Department. Map No. 1 St. Paul to Riviere Des Lacs. [Washington]: War Dept., 1861.
Cita MLA (8a ed.)United States. Army. Corps of Engineers y United States. War Department. Map No. 1 St. Paul to Riviere Des Lacs. War Dept., 1861.
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