1. Letter from Linus Pauling to Warren Weaver Publication: Produced: 29 July 1938 Subject(s): Molecular StructureProtein Conformation Archival Collection: The Linus Pauling Papers (Profiles in Science)
2. Letter from Linus Pauling to H. D. Springall Publication: Produced: 27 December 1938 Subject(s): Molecular Structure Archival Collection: The Linus Pauling Papers (Profiles in Science)
3. Letter from Joshua Lederberg to Michael Heidelberger Publication: Produced: 12 November 1956 Subject(s): PolysaccharidesMolecular Structure Archival Collection: The Michael Heidelberger Papers (Profiles in Science)
4. Letter from Michael Heidelberger to Joshua Lederberg Publication: Produced: 28 November 1956 Subject(s): PolysaccharidesMolecular Structure Archival Collection: The Michael Heidelberger Papers (Profiles in Science)
5. Letter from Joshua Lederberg to Michael Heidelberger Publication: Produced: 30 November 1956 Subject(s): PolysaccharidesMolecular Structure Archival Collection: The Michael Heidelberger Papers (Profiles in Science)