Titles
- Letter from David L. Nanney to Joshua Lederberg3
- Letter from Ernest Borek to Joshua Lederberg3
- Letter from George Gamow to Francis Crick3
- Letter from Howard B. Newcombe to Joshua Lederberg3
- Letter from J. Bennett Clark to Joshua Lederberg3
- Letter from Jacques Monod to Joshua Lederberg3
- Letter from Joshua Lederberg to Fortune Magazine3
- Letter from Joshua Lederberg to Jacques Monod3
- Letter from Joshua Lederberg to Lawrence L. Weed3
- Letter from Joshua Lederberg to Lynferd J. Wickerham3
- Letter from Joshua Lederberg to William Hayes3
- Letter from Kimball Atwood to Joshua Lederberg3
- Letter from Lawrence L. Weed to Joshua Lederberg3
- Letter from Louis S. Baron to Joshua Lederberg3
- Letter from Max Zelle to Joshua Lederberg3
- Letter from Michael Heidelberger to Alden H. Emery, American Chemical Society3
- Letter from Mike Gorman to Mary Lasker3
- Letter from Murrell P. Morris to Joshua Lederberg3
- Letter from R. Devignat to Joshua Lederberg3
- Letter from Rosalind Franklin to C. A. Knight3