1. Letter from Paul Berg to Daniel Nathans Creator: Berg, PaulStanford University. Medical Center Date: 11 June 1973 Genre: Letters (correspondence)
2. Letter from Paul Berg to Daniel Nathans Creator: Berg, Paul Date: 9 September 1976 Genre: Letters (correspondence)
3. Draft of letter on recombinant DNA legislation (with edits by Daniel Nathans) Creator: Berg, Paul Date: [September 1977] Genre: Letters (correspondence)Drafts (documents)
4. Letter from Paul Berg to Daniel Nathans Creator: Berg, PaulStanford University. Medical Center Date: 13 September 1977 Genre: Letters (correspondence)
5. Draft of letter on recombinant DNA legislation (with edits by Daniel Nathans) Creator: Berg, Paul Date: [February 1978] Genre: Letters (correspondence)Drafts (documents)
6. Letter from Paul Berg to Daniel Nathans Creator: Berg, PaulStanford University. Medical Center Date: 6 February 1978 Genre: Letters (correspondence)