Arrangement of the Papers
The collection is arranged in ten series:
- Pre-congressional File, 1950-1970
- Congressional File, 1947-1989
- Political File, 1961-1998
- Post-congressional File, 1924-2009
- Speeches, Statements, and Writings File, 1961-2008
- Scrapbooks, 1936-2007
- Miscellany, 1947-2009
- Classified, 1985-1987
- Oversize, 1955-1997
- Digital Files, 1995-1996