Given name: D Family name: Kopersztych

A doctor, venereal diseases, lived at Dzielna Street No. 46.

Warsaw Telephone Directory 1939 (SASTW - Spis Abonentow Sieci Telefonicznej m.st. Warszawy 1939): Doctor of Medicine, internal and children's diseases, Targowa Street No. 59, telephone number: 10-29-91.