Columbia subject headings:
Harvard subject headings:
China--Foreign relations--1912-1949--Sources.
China--Foreign relations--Sources.
China--Foreign relations--United States--Sources.
Hu, Shi, 1891-1962--Correspondence.
United States--Foreign relations--China--Sources
Ye, Gongchao, 1904---Correspondence.
Princeton subject headings:
China--Foreign relations--Sources.
China--Foreign relations--United States--Sources.
Hu, Shi, 1891-1962--Correspondence.
United States--Foreign relations--China--Sources.
Ye, Gongchao, 1904---Correspondence.