Titles
- Letter from Joshua Lederberg to Salvador E. Luria17
- Letter from M. Demerec to Joshua Lederberg17
- Letter from Arthur Kornberg to Joshua Lederberg16
- Letter from Joshua Lederberg to Boris Rotman16
- Letter from Joshua Lederberg to Herman M. Kalckar16
- Letter from Joshua Lederberg to Roger Y. Stanier16
- Letter from Joshua Lederberg to Sol Spiegelman16
- Letter from Gordon Allen to Joshua Lederberg15
- Letter from Max Zelle to Joshua Lederberg15
- Letter from Norman H. Horowitz to Joshua Lederberg15
- Letter from Alexander Hollaender to Joshua Lederberg14
- Letter from E. S. Anderson to Joshua Lederberg14
- Letter from Emma Klieneberger-Nobel to Joshua Lederberg14
- Letter from James D. Watson to Francis Crick14
- Letter from Joshua Lederberg to C. A. Elvehjem14
- Letter from Joshua Lederberg to Clive C. Spicer14
- Letter from Kimball Atwood to Joshua Lederberg14
- Letter from Louis S. Baron to Joshua Lederberg14
- Letter from Salvador E. Luria to Joshua Lederberg14
- Letter from W. H. Freeman, W. H. Freeman and Company to Joshua Lederberg14