1. Letter from Joshua Lederberg to Werner Braun Publication: Produced: 11 December 1949 Subject(s): Cell Culture TechniquesTransformation, Bacterial Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
2. Letter from Joshua Lederberg to Barbara McClintock Publication: Produced: 4 October 1948 Subject(s): Genetics, MicrobialRecombination, GeneticTransformation, Bacterial Archival Collection: The Joshua Lederberg Papers (Profiles in Science)