Columbia subject headings:
Harvard subject headings:
Agriculture--Economic aspects--Germany--Berlin--History--20th century.
Berlin (Germany)--Economic conditions--20th century.
Berlin (Germany)--History--1945-1990
Berlin (Germany)--Social conditions--20th century.
Food supply--Germany--Berlin--History--20th century.
Princeton subject headings:
Berlin (Germany)--Social conditions--20th century--Sources--Exhibitions.
Famines--Germany--Berlin--History--Sources--Exhibitions.
Food relief--Germany--Berlin--History--Sources--Exhibitions.
Reconstruction (1939-1951)--Germany--Berlin--Sources--Exhibitions.