Columbia subject headings:
Architecture--Germany--History--20th century.
Architecture--United States--History--20th century.
Mies van der Rohe, Ludwig, 1886-1969.
Harvard subject headings:
Architecture, Modern--20th century--Germany.
Architecture--Germany--History--20th century
Architecture--United States--History--20th century
Architecture--United States--History--20th century.
Mies van der Rohe, Ludwig, 1886-1969.
Princeton subject headings:
Architecture, Modern--20th century--Germany.
Architecture--United States--History--20th century.
Mies van der Rohe, Ludwig, 1886-1969.