Böhmen, Herzögin Helicha von2024-11-121189-06-151189-06-151980-12-15https://urkundenrepositorium.uni-marburg.de/handle/lba/2322zu 09:Bruchstückhttps://creativecommons.org/licenses/by/4.0/Böhmen, Herzögin Helicha von an Plass, Kloster - 1189-06-151982-07-20