Columbia subject headings:
Elections--United States--History--19th century.
Elections--United States--History--20th century.
Political planning--United States--History--19th century.
Political planning--United States--History--20th century.
United States. Congress. House--History--19th century.
United States. Congress. House--History--20th century.
Harvard subject headings:
Elections--United States--History--19th century.
Elections--United States--History--20th century.
Political planning--United States--History--19th century.
Political planning--United States--History--20th century.
United States. Congress. House--History--19th century.
United States. Congress. House--History--20th century.
Princeton subject headings:
Elections--United States--History--19th century.
Elections--United States--History--20th century.
Political planning--United States--History--19th century.
Political planning--United States--History--20th century.
United States. Congress. House--History--19th century.
United States. Congress. House--History--20th century.