Levi-Itshak and Perl Derbaremdiker 1912 Rosalia Rabinovich 1912 Saliman Rabinovich 1916 Mark Derbaremdiker's birth certificate 1920 Fira Rabinovich 1927 Fira Rabinovich's family 1928 Mark Derbaremdiker 1937 Perl Derbaremdiker 1941 Levi-Itshak Derbaremdiker 1941 Mark Derbaremdiker's family 1945 Abram and Fania Derbaremdiker 1947 Mark Derbaremdiker's family 1951 Fira Rabinovich and Sulamyth Derbaremdiker 1960