41. 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)
42. 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)
43. Letter from Joshua Lederberg to Jacques Monod Publication: Produced: 17 March 1948 Subject(s): Cell Culture TechniquesClinical Laboratory TechniquesEquipment and SuppliesMutation Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
44. Letter from Joshua Lederberg to Jacques Monod Publication: Produced: 1 July 1948 Subject(s): Cell Culture Techniques Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
45. Letter from Joshua Lederberg to Philip B. Cowles Publication: Produced: 2 June 1948 Subject(s): Bacillus PhagesCell Culture TechniquesRecombination, Genetic Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
46. Letter from Joshua Lederberg to Bernard D. Davis Publication: Produced: 31 October 1949 Subject(s): Cell Culture TechniquesGenetics, MicrobialTeaching Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
47. Letter from Joshua Lederberg to Paul R. Burkholder Publication: Produced: 18 September 1947 Subject(s): Cell Culture Techniques Archival Collection: The Joshua Lederberg Papers (Profiles in Science)