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 Thomas D. Brock Publication: Produced: 8 January 1989 Subject(s): Transformation, Bacterial Archival Collection: The Oswald T. Avery Collection (Profiles in Science)
3. 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)
4. Letter from Joshua Lederberg to Bernard D. Davis Publication: Produced: 2 March 1950 Subject(s): Transformation, Bacterial Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
