Titles
- Letter from Barbara McClintock to William L. Brown5
- Letter from Barry Commoner to Rosalind Franklin5
- Letter from Bernard O. Dodge to George W. Beadle5
- Letter from Bruce W. Holloway to Joshua and Esther Lederberg5
- Letter from C. A. Elvehjem to Joshua Lederberg5
- Letter from Charles A. Evans to Joshua Lederberg5
- Letter from Charles Gubser to Joshua Lederberg5
- Letter from Charles Yanofsky to Edward L. Tatum5
- Letter from Christian B. Anfinsen to Joshua Lederberg5
- Letter from David Barzilai, Technion-Israel Institute of Technology to Joshua Lederberg5
- Letter from Dorothy T. Krieger to Joshua Lederberg5
- Letter from Edward A. Steinhaus to Joshua Lederberg5
- Letter from Edward D. DeLamater to Joshua Lederberg5
- Letter from Edward I. Koch to Joshua Lederberg5
- Letter from Edward M. Johnson to Joshua Lederberg5
- Letter from Edwin C. Whitehead to Joshua Lederberg5
- Letter from Eli A. Rubinstein to Joshua Lederberg5
- Letter from Elizabeth M. Mester to Joshua Lederberg5
- Letter from Elizabeth S. (Tibby) Russell to Joshua Lederberg5
- Letter from Emile Zuckerkandl to Joshua Lederberg5