1. Letter from Arthur Kornberg to Henry S. Kaplan Publication: Produced: 6 January 1958 Subject(s): Research Support as TopicPersonnel Selection Archival Collection: The Arthur Kornberg Papers (Profiles in Science)
2. Letter from Robert Baldwin to Arthur Kornberg Publication: Produced: 20 May 1959 Subject(s): Research Support as TopicEquipment and SuppliesPersonnel SelectionDNAEnzymes Archival Collection: The Arthur Kornberg Papers (Profiles in Science)
3. Letter from Joshua Lederberg to Maxine Singer Publication: Produced: 28 November 1989 Subject(s): Personnel Selection Archival Collection: The Maxine Singer Papers (Profiles in Science)
4. Letter from Maxine Singer to Joshua Lederberg Publication: Produced: 12 December 1989 Subject(s): Personnel Selection Archival Collection: The Maxine Singer Papers (Profiles in Science)
5. Letter from Harold Varmus to E. C. C. Lin, Harvard Medical School Publication: Produced: 1 June 1973 Subject(s): Personnel Selection Archival Collection: The Harold Varmus Papers (Profiles in Science)
6. Letter from Harold Varmus to Charles A. Thomas, Jr., Harvard Medical School Publication: Produced: 17 November 1971 Subject(s): Personnel Selection Archival Collection: The Harold Varmus Papers (Profiles in Science)