Columbia subject headings:
Ambassadors--United States--Biography.
Soulé, Pierre, 1801-1870.
United States--Foreign relations--1783-1815.
United States. Congress. Senate--Biography.
Harvard subject headings:
Ambassadors--United States--Biography
Soulé, Pierre, 1801-1870.
United States--Foreign relations--1783-1815.
United States. Congress. Senate--Biography.
Princeton subject headings:
Ambassadors--United States--Biography.
Soulé, Pierre, 1801-1870.
United States--Foreign relations--1783-1815.
United States. Congress. Senate--Biography.