Columbia subject headings:
Belzec (Concentration camp)--Pictorial works.
Chelmno (Concentration camp)--Pictorial works.
Excavations (Archaeology)--Poland--Pictorial works.
Holocaust, Jewish (1939-1945)--Poland--Personal narratives.
Nazi concentration camps--Poland--Administration.
Sobibór (Concentration camp)--Pictorial works.
Treblinka (Concentration camp)--Pictorial works.
Harvard subject headings:
Belzec (Concentration camp)
Belzec (Concentration camp)--Pictorial works.
Chelmno (Concentration camp)
Chelmno (Concentration camp)--Pictorial works.
Concentration camps--Poland--Administration.
Concentration camps--Poland--History--20th century.
Excavations (Archaeology)--Poland--Pictorial works.
Holocaust, Jewish (1939-1945)
Holocaust, Jewish (1939-1945)--Poland--Personal narratives
Sobibór (Concentration camp)--Pictorial works.
Treblinka (Concentration camp)
Treblinka (Concentration camp)--Pictorial works.
Princeton subject headings: