1. Letter from Raymond L. Latarjet to Joshua Lederberg Publication: Produced: 8 December 1949 Subject(s): Cell Culture TechniquesMutationRadiation Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
2. Letter from Raymond L. Latarjet to Joshua Lederberg Publication: Produced: 25 April 1950 Subject(s): Cooperative BehaviorRadiation Archival Collection: The Joshua Lederberg Papers (Profiles in Science)