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Daughter of Lipót Áron Lob Koch and Regina Koch Sister of Noname Koch; Etelka Koch; Aladár Koch; Oszkár Koch; Leo Koch and 6 others; Árpád Moshe Koch; Lajos Itzik Koch; Róza [1] Koch; Private; Jenő Koch and Lili Bartsch « less
death: https://www.familysearch.org/ark:/61903/1:1:QGTJ-PPHB