Voucher No. 9 for incidental expenses, Office of Surveyor General of Illinois and Missouri, signed R.D. Patterson, July 15, 1852, A0289-01128. Missouri Historical Society Library and Research Center.

Voucher No. 9 for incidental expenses, Office of Surveyor General of Illinois and Missouri, signed R.D. Patterson, July 15, 1852, A0289-01128. Missouri Historical Society Library and Research Center. https://mohistory.mobiusconsortium.org/repositories/2/digital_objects/12566 Accessed September 19, 2024.