Postcard with captioned portraits of Reverend Father John Schoenmakers (1807-1883) and Reverend Father Paul Mary Ponziglione (1818-1900), Box: 1, Folder: 1. William Whites Graves papers, RH MS 922. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/16468 Accessed May 18, 2024.