Masons, Denver Lodge No 34, F AM, "For Sustained Service to Community, State, and Nation,", June 2, 1977, Box: 16, Folder: 1. Robert C. Caldwell family papers, RH MS 627. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/272378 Accessed November 23, 2024.