Columbia subject headings:
Harvard subject headings:
Cemeteries--Poland
Katyn Massacre, Katynʹ, Russia, 1940--Monuments--History--Pictorial works.
Katyn Massacre, Katynʹ, Russia, 1940--Monuments--History.
Katyn Massacre, Katynʹ, Russia, 1940.
Poland--History--1918-1945
Polish people--Crimes against--Russia (Federation)--Katynʹ--History--20th century.
Polish people--Monuments.
Prisoners of war--Crimes against--Soviet Union--History.
Soldiers' monuments--History--Pictorial works.
Soldiers--Crimes against--Poland--History.
Victims of crimes--Monuments--Poland.
Victims of crimes--Poland--History.
War crimes--Russia (Federation)--Katynʹ--History.
World War, 1939-1945--Atrocities--Soviet Union--History.
World War, 1939-1945--Monuments.
Princeton subject headings:
Katyn Massacre, Katynʹ, Russia, 1940--Monuments--History--Pictorial works.
Katyn Massacre, Katynʹ, Russia, 1940--Monuments--History.
Prisoners of war--Crimes against--Soviet Union--History.
Soldiers' monuments--History--Pictorial works.
Soldiers--Crimes against--Poland--History.
Victims of crimes--Poland--History.
War crimes--Russia (Federation)--Katynʹ--History.
World War, 1939-1945--Atrocities--Soviet Union--History.