Titles
- Letter from Ralph A. Lewin to Joshua Lederberg12
- Letter from Shozo Inoki to Joshua Lederberg12
- Letter from A. Felix to Joshua Lederberg11
- Letter from David M. Bonner to Joshua Lederberg11
- Letter from Edward A. Adelberg to Joshua Lederberg11
- Letter from Evelyn Witkin to Joshua Lederberg11
- Letter from Hideo Kikkawa to Joshua Lederberg11
- Letter from M. L. Morse to Joshua and Esther Lederberg11
- Letter from Pierre Fredericq to Joshua Lederberg11
- Le Centre Antoine Béclère Des Relations Internationales En Radiologie Médicale: Hommage Aux Radiologistes De Tous Les Pays10
- Letter from C. Phillip Miller to Joshua Lederberg10
- Letter from D. H. Wenrich to Joshua Lederberg10
- Letter from Ellis Englesberg to Joshua Lederberg10
- Letter from Fritz Kauffmann to Joshua Lederberg10
- Letter from George W. Beadle to Joshua Lederberg10
- Letter from James D. Watson to Joshua Lederberg10
- Letter from Marjorie Bohnhoff to Joshua Lederberg10
- Letter from Palmer David Skaar to Joshua Lederberg10
- Letter from R. G. E. Murray to Joshua Lederberg10
- Letter from A. D. Hershey to Joshua Lederberg9