Commission of William Clark as governor of the Missouri Territory, signed James Madison, president, and James Monroe, secretary of state, January 21, 1817, A0289-01527. Missouri Historical Society Library and Research Center.

Commission of William Clark as governor of the Missouri Territory, signed James Madison, president, and James Monroe, secretary of state, January 21, 1817, A0289-01527. Missouri Historical Society Library and Research Center. https://mohistory.mobiusconsortium.org/repositories/2/digital_objects/11060 Accessed September 19, 2024.