1. Letter from J. Oliver Lampen to Joshua Lederberg Publication: Produced: 16 September 1952 Subject(s): MethodsPreservation, Biological Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
2. Letter from Salvador E. Luria to Joshua Lederberg Publication: Produced: 17 July 1946 Subject(s): GenesPreservation, BiologicalRecombination, Genetic Archival Collection: The Joshua Lederberg Papers (Profiles in Science)