Ida Agnes Frieda Rosentreter was born on 3 May 1899 in Płytnica, Złotów County, Greater Poland Voivodeship, Poland; died on 30 Jun 1924 in Berlin, Brandenburg, Germany.
Ida married Arno Hartwig Kühn on 5 Oct 1920 in Berlin, Brandenburg, Germany. Arno was born on 3 Nov 1898 in Emleben, Gotha, Thuringia, Germany; died before 2009. [Group Sheet] [Family Chart]