1. Letter from Ernest Gruening, United States Senate to Edward L. Tatum Creator: Gruening, Ernest, 1887-1974United States. Congress. Senate Date: 9 July 1965 Genre: Letters (correspondence)
2. Letter from Daniel Patrick Moynihan to Joshua Lederberg Creator: Moynihan, Daniel Patrick, 1927-2003United States. Congress. Senate Date: 12 December 1978 Genre: Letters (correspondence)
3. Letter from Daniel Patrick Moynihan to Joshua Lederberg Creator: Moynihan, Daniel Patrick, 1927-2003United States. Congress. Senate Date: 31 October 1980 Genre: Letters (correspondence)
4. Letter from Birch Bayh to Joshua Lederberg Creator: Bayh, Birch, 1928-2019United States. Congress. Senate Date: 11 January 1973 Genre: Letters (correspondence)
5. Letter from Edward M. Kennedy to Joshua Lederberg Creator: Kennedy, Edward M. (Edward Moore), 1932-2009United States. Congress. Senate Date: 20 February 1973 Genre: Letters (correspondence)
6. Letter from Thomas H. Kuchel to Joshua Lederberg Creator: Kuchel, Thomas H.United States. Congress. Senate Date: 31 May 1966 Genre: Letters (correspondence)
7. Letter from Hubert H. Humphrey to Joshua Lederberg Creator: Humphrey, Hubert H. (Hubert Horatio), 1911-1978United States. Congress. Senate Date: 28 January 1960 Genre: Letters (correspondence)
8. Letter from Hubert H. Humphrey to Joshua Lederberg Creator: Humphrey, Hubert H. (Hubert Horatio), 1911-1978United States. Congress. Senate Date: 26 March 1959 Genre: Letters (correspondence)
9. Letter from Edward M. Kennedy to Joshua Lederberg Creator: Kennedy, Edward M. (Edward Moore), 1932-2009United States. Congress. Senate Date: 20 March 1992 Genre: Letters (correspondence)
10. Letter from Lister Hill to Joshua Lederberg Creator: Hill, Lister, 1894-1984United States. Congress. Senate Date: 14 November 1958 Genre: Letters (correspondence)