This primary source comes from the Records of the Accounting Officers of the Department of the Treasury.
National Archives Identifier:
5743039Full Citation: Canceled Check for President Abraham Lincoln's Salary; 04/05/1865; Records of the Accounting Officers of the Department of the Treasury, Record Group 217. [Online Version, https://docsteach.org/documents/document/canceled-check-for-president-abraham-lincolns-salary, March 26, 2025]