Columbia subject headings:
Harvard subject headings:
Aviculture--China Beidaihe Region--History--20th century.
Beaches--China Beidaihe Region--History--20th century.
Beidaihe (China)--History--20th century.
Cities and towns--China--History--20th century.
Seaside resorts--China--History--20th century.
Princeton subject headings:
Aviculture--China Beidaihe Region--History--20th century.
Beaches--China Beidaihe Region--History--20th century.
Beidaihe (China)--History--20th century.
Cities and towns--China--History--20th century.
Seaside resorts--China--History--20th century.