Letter signed by Fitzhugh and Thruston by Thomas Gibbons, Louisville, to William Clark, October 18, 1820, A0289-01619. Missouri Historical Society Library and Research Center.

Letter signed by Fitzhugh and Thruston by Thomas Gibbons, Louisville, to William Clark, October 18, 1820, A0289-01619. Missouri Historical Society Library and Research Center. https://mohistory.mobiusconsortium.org/repositories/2/digital_objects/10698 Accessed September 19, 2024.