Columbia subject headings:
Harvard subject headings:
Concentration camps--Germany--Pictorial works--Exhibitions.
Koch, Karl Otto, 1897-1945--Exhibitions.
Nazi concentration camp commandants--Germany--Sachsenhausen (Brandenburg)--Exhibitions.
Photograph albums--Germany--Sachsenhausen (Brandenburg)--Exhibitions.
Sachsenhausen (Concentration camp)--Pictorial works--Exhibitions.
Princeton subject headings:
Koch, Karl Otto, 1897-1945--Exhibitions.
Nazi concentration camp commandants--Germany--Sachsenhausen (Brandenburg)--Exhibitions.
Nazi concentration camps--Germany--Pictorial works--Exhibitions.
Photograph albums--Germany--Sachsenhausen (Brandenburg)--Exhibitions.
Sachsenhausen (Concentration camp)--Pictorial works--Exhibitions.