B-4204, B-2319, B-6203, B-5751, B-5762, B-2070, B-1281, CN-6672, William H. Seward, Secretary of State, portraits, Box: 1, Folder: 1-2. Mathew Brady photographs from the National Archives, RH PH 58. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/407285 Accessed May 13, 2024.