1. Letter from Daniel Nathans to Paul Berg Publication: Produced: 14 February 1978 Subject(s): DNA, RecombinantGuidelines as TopicLegislation as Topic Archival Collection: The Daniel Nathans Papers (Profiles in Science)
2. Letter from Paul Berg to Daniel Nathans Publication: Produced: 6 February 1978 Subject(s): DNA, RecombinantGuidelines as TopicLegislation as Topic Archival Collection: The Daniel Nathans Papers (Profiles in Science)
3. Letter from Paul Berg to Daniel Nathans Publication: Produced: 13 September 1977 Subject(s): DNA, RecombinantLegislation as TopicGuidelines as Topic Archival Collection: The Daniel Nathans Papers (Profiles in Science)
4. Letter from Maynard K. Hine to Stuart M. Sessoms Publication: Produced: 17 December 1965 Subject(s): Legislation as TopicGuidelines as TopicDentists Archival Collection: The Regional Medical Programs Collection (Profiles in Science)
5. Letter from Edward M. Kennedy and Jacob K. Javits, United States Senate to President Gerald R. Ford Publication: Produced: 19 July 1976 Subject(s): Guidelines as TopicDNA, RecombinantLegislation as Topic Archival Collection: The Donald S. Fredrickson Papers (Profiles in Science)