Columbia subject headings:
Calhoun, John C. (John Caldwell), 1782-1850.
Clay, Henry, 1777-1852.
La Follette, Robert M. (Robert Marion), 1855-1925.
Taft, Robert A. (Robert Alphonso), 1889-1953.
United States. Congress. Senate--Biography.
Webster, Daniel, 1782-1852.
Harvard subject headings:
Calhoun, John C. (John Caldwell), 1782-1850
Clay, Henry, 1777-1852
La Follette, Robert M. (Robert Marion), 1855-1925.
Taft, Robert A. (Robert Alphonso), 1889-1953.
United States. Congress. Senate--Biography.
Webster, Daniel, 1782-1852.
Princeton subject headings:
Calhoun, John C. (John Caldwell), 1782-1850.
Clay, Henry, 1777-1852.
La Follette, Robert M. (Robert Marion), 1855-1925.
Taft, Robert A. (Robert Alphonso), 1889-1953.
United States. Congress. Senate--Biography.
Webster, Daniel, 1782-1852.