Columbia subject headings:
Colby, Bainbridge, 1869-1950.
United States--Foreign relations--1913-1921.
Harvard subject headings:
Colby, Bainbridge, 1869-1950.
United States--Foreign relations--1913-1921.
Princeton subject headings:
Colby, Bainbridge, 1869-1950.
United States--Foreign relations--1913-1921.