https://mappingthelives.org/bio/8d199cdc-0cae-45a8-9cb9-43c3ff42cfb3?language=en
https://www.deutsche-digitale-bibliothek.de/item/TZCKVP4DN6N36D4TMXWONM7HY37JF3QE
Hermann Lack (1884 - 1971) - Portland, Oregon | Genealogy & Family History
Father: Meyer Lack https://www.pamatnik-terezin.cz/prisoner/te-lack-meyer