Titles
- Letter from Salvador E. Luria to Tracy M. Sonneborn12
- Letter from T. R. Hogness to Joshua Lederberg12
- Letter from Howard B. Newcombe to Joshua Lederberg11
- Letter from Joshua Lederberg to Bernard D. Davis11
- Letter from Wilson S. Stone to Joshua Lederberg11
- Letter from Aaron Novick to Joshua Lederberg10
- Letter from Sol Spiegelman to Van R. Potter10
- Letter from Tracy M. Sonneborn to Salvador E. Luria10
- Letter from David M. Bonner to Joshua Lederberg9
- Letter from Edward L. Tatum to George W. Beadle9
- Letter from Joshua Lederberg to Evelyn Witkin9
- Letter from Joshua Lederberg to Howard B. Newcombe9
- Letter from Joshua Lederberg to Jack Edman9
- Letter from Joshua Lederberg to Luca Cavalli-Sforza9
- Letter from Joshua Lederberg to Wilson S. Stone9
- Letter from M. Demerec to Joshua Lederberg9
- Letter from Edward L. Tatum to Joshua Lederberg8
- Letter from Frank Stodola to Joshua Lederberg8
- Letter from Jacques Monod to Joshua Lederberg8
- Letter from Joshua Lederberg to David M. Bonner8