Getti Heumann (Wild) (1863 - 1943) - Genealogy (geni.com)
https://archief.amsterdam/indexen/deeds/985333e3-e896-56a3-e053-b784100ade19?person=985333e3-e897-56a3-e053-b784100ade19
https://schulz.bytework.de/wild_dormitz.htm
https://www.bundesarchiv.de/gedenkbuch/en1714467