6033550 Woman agent of the Cheka, the Soviet secret police established after the Russian Revolution (colour litho) by Zvorykin, Boris Vasilievich (1872-1942); Private Collection; (add.info.: Woman agent of the Cheka, the Soviet secret police established after the Russian Revolution. Illustration from Histoire des Soviets (Paris, c1925).); Look and Learn / Rosenberg Collection; Russian, out of copyright.