Cassette tapes - oral history of Grace Preyer and family, (2 tapes); reminiscences of Carl Preyer, (1 tape), January 27, 1989; September 1989, Box: 1, Folder: 49. Personal papers of Jacob Enoch, PP 552. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/162576 Accessed February 17, 2025.