Contemporary copy of letter signed H.W. Halleck, Head Quarters, Department of the Missouri, St. Louis, to His Excellency H.R. Gamble, Gov. of Mo., December 24, 1861, D03128. Missouri Historical Society Library and Research Center.

Contemporary copy of letter signed H.W. Halleck, Head Quarters, Department of the Missouri, St. Louis, to His Excellency H.R. Gamble, Gov. of Mo., December 24, 1861, D03128. Missouri Historical Society Library and Research Center. https://mohistory.mobiusconsortium.org/repositories/2/digital_objects/3653 Accessed September 20, 2024.