1. Letter from Einar Leifson to Joshua Lederberg Publication: Produced: 3 June 1955 Subject(s): Cell Culture TechniquesFlagellaGenetics, Microbial Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
2. Letter from Einar Leifson to Joshua Lederberg Publication: Produced: 16 August 1955 Subject(s): Cell Culture TechniquesFlagellaBacteria Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
3. Letter from Einar Leifson to Joshua Lederberg Publication: Produced: 16 August 1955 Subject(s): BacteriaCell Culture TechniquesFlagella Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
