Columbia subject headings:
Architecture, Domestic--California--San Francisco Bay Area.
Architecture, Domestic--Germany--Hamburg.
Architecture--California--San Francisco Bay Area--History--20th century.
Architecture--Germany--Hamburg--History--20th century.
Gerson, Hans, 1881-1931.
Gerson, Oskar, 1886-1966.
Harvard subject headings:
Architects--Germany
Architecture, Domestic--California--San Francisco Bay Area.
Architecture, Domestic--Germany--Hamburg.
Architecture, Modern--20th century--Germany.
Architecture--California--San Francisco Bay Area--History.
Architecture--Germany--Hamburg--History.
Gerson, Hans, 1881-1931.
Gerson, Hans--Criticism and interpretation.
Gerson, Oskar, 1886-1966.
Gerson, Oskar--Criticism and interpretation.
Princeton subject headings:
Architecture, Domestic--California--San Francisco Bay Area.
Architecture, Domestic--Germany--Hamburg.
Architecture--California--San Francisco Bay Area--20th century.
Architecture--Germany--Hamburg--20th century.
Gerson, Hans, 1881-1931.
Gerson, Oskar, 1886-1966.