Correspondence about listing the Vinland Grange Hall in the National Register of Historical Places, between Martha Hagedorn and J.C. Doudna, 1997, Box: 1, Folder: 14. Vinland Grange and Fair records, RH MS 1056. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/152601 Accessed May 14, 2024.