Columbia subject headings:
Harvard subject headings:
Bridges--China
Bridges--China--Qiantang River.
Civil engineers--China--Biography.
Mao, Yisheng, 1896-1989
Princeton subject headings:
Bridges--China--Addresses, essays, lectures.
Civil engineers--China--Biography.
Mao, Yisheng, 1896-1989.
Qiantang River (China)--Bridges--Addresses, essays, lectures.