Columbia subject headings:
Harvard subject headings:
Architecture, Domestic--Africa--Exhibitions.
Architecture--Africa--20th century--Exhibitions.
Architecture--Africa--History--20th century--Exhibitions.
Architecture--Africa--History--Exhibitions.
City planning--Africa--History--20th century--Exhibitions.
May, Ernst, 1886-1970--Exhibitions.
Princeton subject headings:
Architecture, German--Africa--Exhibitions.
Architecture, Modern--20th century--Africa--Exhibitions.
City planning--Africa--History--20th century--Exhibitions.
May, Ernst, 1886-1970--Exhibitions.