Columbia subject headings:
Apartment houses--Korea--History--20th century.
Architecture, Domestic--Korea--History--20th century.
Housing policy--Korea--History--20th century.
Harvard subject headings:
Architecture, Domestic--Korea (South)--History--Pictorial works.
Architecture, Domestic--Korea--History--Pictorial works.
Housing--Korea--History--Pictorial works.
Princeton subject headings: