Wilhelm married Leokadia Happe 10 Jun 1933, Zdunska Wola, Lodz, Poland. Leokadia (daughter of Reinhold Happe and Amalia Otylia Wicha) was born 14 May 1908, Zdunska Wola, Lodz, Poland; died 30 Aug 1981, Essen, Germany. [Group Sheet]