Columbia subject headings:
Architects.
Architecture, Modern--20th century.
Harvard subject headings:
Hoffmann, Josef Franz Maria, 1870-1956.
Le Corbusier, 1887-1965
Loos, Adolf, 1870-1933.
Mondrian, Piet, 1872-1944
Perret, Auguste, 1874-1954.
Velde, Henry van de, 1863-1957.
Princeton subject headings:
Architects.
Architecture, Modern--20th century.