Letter signed by William Swan, Cummington, Massachusetts, to George Rogers Hancock Clark, St. Louis, September 22, 1846, A0289-00723. Missouri Historical Society Library and Research Center.

Letter signed by William Swan, Cummington, Massachusetts, to George Rogers Hancock Clark, St. Louis, September 22, 1846, A0289-00723. Missouri Historical Society Library and Research Center. https://mohistory.mobiusconsortium.org/repositories/2/digital_objects/11882 Accessed September 19, 2024.