Columbia subject headings:
Harvard subject headings:
Germany (West)--Emigration and immigration.
Political persecution--Germany (East)--History.
Political refugees--Germany (East)--History.
Refugee camps--Germany--Giessen (Hesse)--History.
Refugees--Germany (East)--History--20th century.
Princeton subject headings:
Germany (West)--Emigration and immigration.
Political persecution--Germany (East)--History.
Political refugees--Germany (East)--History.
Refugee camps--Germany--Giessen (Hesse)--History.
Refugees--Germany (East)--History--20th century.