Bayerische Hauptstaatsarchiv - Kriegsarchiv - Muenchen, Mkr: 11528 -- S.P.D. Vereine (Besonders), Box: 5, Folder: 1-4. German State Documents, RH MS 228. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/6737 Accessed January 29, 2025.