1. Letter from Joshua Lederberg to Robert J. Mandle Publication: Produced: 9 June 1949 Subject(s): Cell Culture TechniquesGenetics, MicrobialMutation Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
2. Letter from Robert J. Mandle to Joshua Lederberg Publication: Produced: 17 June 1949 Subject(s): Cell Culture TechniquesGenetics, MicrobialMutation Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
3. Letter from Joshua Lederberg to Jacques Monod Publication: Produced: 21 January 1948 Subject(s): Genetics, MicrobialMutationCell Culture Techniques Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
4. Letter from Joshua Lederberg to Jacques Monod Publication: Produced: 10 February 1948 Subject(s): Cell Culture TechniquesEquipment and SuppliesMutationGenetics, Microbial Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
5. Letter from Joshua Lederberg to Jacques Monod Publication: Produced: 13 April 1954 Subject(s): Genetics, MicrobialCell Culture TechniquesMutation Archival Collection: The Joshua Lederberg Papers (Profiles in Science)