PGH des Kreises Wolgast, Volkskunst an der Ostsee (PGH of the Wolgast Circle, Folk Art of the Eastern Sea), 1961, Box: 4, Folder: 26. Edith Krull collection, MS 345. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/375697 Accessed September 13, 2024.