Columbia subject headings:
Harvard subject headings:
Industrialists--China--Correspondence.
Industries--China
Sheng, Xuanhuai, 1844-1916--Correspondence.
Statesmen--China--Correspondence.
Princeton subject headings:
China--Industries--1644-1912.
Industrialists--China--Correspondence.
Sheng, Xuanhuai, 1844-1916--Correspondence.
Statesmen--China--Correspondence.