John Todd Diaries 1849, 1855. Minnesota Historical Society.
Jack D. Welsh, M.D. Collection, Archives and Special Collections, University of Nebraska-Lincoln Libraries.
Davis, Robert D.
Captain John Todd Minnesota Historical Society.
Todd, John Blair Smith
The Harney expedition against the Sioux: the journal of Captain John B.S. Todd. Lincoln, Neb., Nebraska State Historical Society, 1962.
Wilson, Wesley C.
“General John B.S. Todd, First Delegate, Dakota Territory.” North Dakota History 31 (July 1964): 189-94.
