Columbia subject headings:
Harvard subject headings:
Aircraft industry--Military aspects--Germany--Oranienburg--History.
Collective memory--Germany--Oranienburg--History.
Concentration camp inmates--Germany--Sachsenhausen (Brandenburg)--History.
Ernst Heinkel-Flugzeugwerke--History.
Sachsenhausen (Concentration camp)--History.
World War, 1939-1945--Concentration camps--Germany--Sachsenhausen (Brandenburg)
World War, 1939-1945--Conscript labor--Germany--Sachsenhausen (Brandenburg)
World War, 1939-1945--Prisoners and prisons, German.
Princeton subject headings:
Ernst Heinkel-Flugzeugwerke.
Forced labor--Germany--History--20th century.
Holocaust, Jewish (1939-1945)--Germany.
Nazi concentration camp inmates--Germany.
Sachsenhausen (Concentration camp)