Surah Gehtmann and Moshe Wainshtein 1909 Dora Postrelko with her sister 1924 Hana Gehtmann 1935 Hana Gehtmann with her co-student 1938 Sasha Goldberg 1941 Dora Postrelko 1945 Aron and Lisa Gehtmann 1947 Dora Postrelko with friends 1955 Dora Postrelko with her friend Sarra 2001