'All Germans are the Same' Czech and Sudenten German Exiles in Great Britian and the Transfer Plans, by Bruce R. Berglund, 2000, Box: 4, Folder: 21. Personal Papers of Heinrich Stammler, PP 525. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/164107 Accessed May 13, 2024.