Columbia subject headings:
Documentary photography.
Internment camps--Europe--Pictorial works.
Nazi concentration camps--Europe--Pictorial works.
Nazi concentration camps--Germany--Pictorial works.
Nazi concentration camps--Germany.
World War, 1939-1945--Concentration camps.
Harvard subject headings:
Concentration camps--Europe--Pictorial works.
Concentration camps--Germany--Pictorial works.
Documentary photography
Nazi concentration camps--Germany
World War, 1939-1945--Concentration camps
Princeton subject headings:
Documentary photography.
Nazi concentration camps--Europe--Pictorial works.
Nazi concentration camps--Germany--Pictorial works.
Nazi concentration camps--Germany.
World War, 1939-1945--Concentration camps.