1. Letter from Joshua Lederberg to Gordon Allen Publication: Produced: 6 January 1950 Subject(s): MutationRecombination, Genetic Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
2. Letter from Joshua Lederberg to Margaret Lieb Publication: Produced: 14 February 1949 Subject(s): Recombination, GeneticMutationCell Culture Techniques Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
3. Letter from Joshua Lederberg to C. C. Lindegren Publication: Produced: 1 September 1946 Subject(s): MutationRecombination, Genetic Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
4. Letter from Joshua Lederberg to Salvador E. Luria Publication: Produced: 30 November 1947 Subject(s): MutationRecombination, Genetic Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
5. Letter from Joshua Lederberg to Salvador E. Luria Publication: Produced: 27 January 1949 Subject(s): MutationRecombination, GeneticResearch Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
6. Letter from Joshua Lederberg to Jacques Monod Publication: Produced: 8 June 1947 Subject(s): Genetics, MicrobialMutationRecombination, Genetic Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
7. Letter from Joshua Lederberg to Jacques Monod Publication: Produced: 9 October 1956 Subject(s): Recombination, GeneticMutation Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
8. Letter from Joshua Lederberg to H. J. Muller Publication: Produced: 19 August 1956 Subject(s): Recombination, GeneticEscherichia coliMutationResearch Archival Collection: The Joshua Lederberg Papers (Profiles in Science)