Research Sources:

• De Finiel, Nicolas. "Carte D'Une Partie Du Cours Du Mississippi".
• Moulton, Gary. "The Journals of the Lewis and Clark Expedition." 12 Volumes.
• Nicollet, Joseph N. "Maps of the Missouri River."
• Schroeder, Walter A. "Presettlement Prairie of Missouri."
• Wood, W. Raymond. "An Atlas of Early Maps of the American Midwest". 2 Volumes.
• Wood, W. Raymond. "Joseph N. Nicollet's 1839 Manuscript..."
• Pre-U.S. Survey Documents, Missouri State Archives.
• U.S. GLO Survey Documents, Missouri State Archives.
• U.S. Land Claim Hearing Documents, Missouri State Archives.
• Public Land Survey System Data, USGS.
• Digital Elevation Data, USGS.
• Contemporary Hydrography Data, USGS.

For more information contact:
James D. Harlan
Geographic Resources Center
104 Stewart Hall
University of Missouri-Columbia
Tel (573) 882-1356 Email harlanj@missouri.edu