Title: Lista ostaszkowska
Subjects: Prisoners of war, Sources, Registers, World War, 1939-1945, Registers of dead, Soviet Prisoners and prisons, Ostashkov (Russia : Concentration camp), Atrocities, Katyn Massacre, Katynʹ, Russia, 1940, Police, Russian Prisoners and prisons, Congresses, History
Places: Poland, Registers