Eufrosina Dvoichenko-Markov

Eufrosina Dvoichenko-Markov (1901–1980) was a Russian-American history and literary scholar identified by National Security Agency as agent Masha who worked for the New York NKGB Rezidentura from 1943 to 1945. Her son, Sgt.

Source: Wikipedia — Eufrosina Dvoichenko-Markov (CC BY-SA 4.0)