1. Letter from Joshua Lederberg to B. Wesley Catlin Publication: Produced: 28 June 1951 Subject(s): Cell Culture TechniquesGenetics, MicrobialSerology Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
2. Letter from Joshua Lederberg to P. R. Edwards Publication: Produced: 13 June 1950 Subject(s): Cell Culture TechniquesRecombination, GeneticSerology Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
3. Letter from Joshua Lederberg to Gertud E. Mislap Publication: Produced: 1952 Subject(s): Cell Culture TechniquesSerology Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
