Henry R. Kohlhauff: Postcards: U.S. (not Oregon, Washington, or California)

Henry R. Kohlhauff: Postcards: U.S. (not Oregon, Washington, or California), Box: 1, Folder: 3. Henry R. Kohlhauff, MS-019. State Library of Oregon Special Collections. https://archivesspace.library.oregon.gov/repositories/2/archival_objects/2866 Accessed May 15, 2026.