Kunstkabinet am Institut für Lehrerweiterbildung Berlin-Pancow (Cabinet of Curiosities at the Institute for the Advancement of Teaching Berlin-Pancow), 1963 - 1965, Box: 3, Folder: 47. Edith Krull collection, MS 345. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/375562 Accessed December 31, 2024.