Columbia subject headings:
Harvard subject headings:
Architecture--Germany--History--20th century
Germany--Politics and government--20th century
Radio and television towers--Design and construction.
Radio and television towers--Germany--History--20th century.
Radio and television towers--Germany--History--21st century.
Princeton subject headings:
Architecture--Germany--History--20th century.
Berlin (Germany)--Buildings, structures, etc.
Germany--Politics and government--20th century.
Radio and television towers--Design and construction.
Radio and television towers--Germany--History--20th century.
Radio and television towers--Germany--History--21st century.