Columbia subject headings:
Powell, Adam Clayton, Jr., 1908-1972.
United States. Congress. House--Rules and practice.
Harvard subject headings:
Powell, Adam Clayton, Jr., 1908-1972
Powell, Adam Clayton, Jr., 1908-1972.
United States. Congress. House--Rules and practice.
Princeton subject headings:
Powell, Adam Clayton, Jr., 1908-1972.
United States. Congress. House--Rules and practice.