1. Letter from C. Everett Koop to Samuel Ichiye Hayakawa, United States Senate Creator: Koop, Charles Everett, 1916-2013 Date: 5 November 1981 Genre: Letters (correspondence)
2. Letter from C. Everett Koop to Donald W. Denny, University of Pittsburgh School of Medicine Creator: Koop, Charles Everett, 1916-2013 Date: 18 February 1982 Genre: Letters (correspondence)
3. Letter from C. Everett Koop to Russell S. Boles, Jr Creator: Koop, Charles Everett, 1916-2013 Date: 26 May 1982 Genre: Letters (correspondence)
4. Letter from C. Everett Koop to Penny Bowen, Heritage Education and Review Organization Creator: Koop, Charles Everett, 1916-2013 Date: 14 December 1981 Genre: Letters (correspondence)
5. Letter from C. Everett Koop to Samuel Ichiye Hayakawa, United States Senate Creator: Koop, Charles Everett, 1916-2013 Date: 5 November 1981 Genre: Letters (correspondence)
6. Letter from C. Everett Koop to William French Smith, United States Office of the Attorney General Creator: Koop, Charles Everett, 1916-2013 Date: 16 March 1982 Genre: Letters (correspondence)
7. Letter from C. Everett Koop to Leo Freihofer Creator: Koop, Charles Everett, 1916-2013 Date: 16 February 1983 Genre: Letters (correspondence)
8. Letter from C. Everett Koop to Diane L. Schweber Creator: Koop, Charles Everett, 1916-2013 Date: 9 December 1982 Genre: Letters (correspondence)