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Titles
- Letter from Joshua Lederberg to Gaylord Nelson6
- Letter from Joshua Lederberg to James F. Leonard6
- Letter from Joshua Lederberg to Kenneth S. Warren6
- Letter from Joshua Lederberg to Orio Ciferri6
- Letter from Joshua Lederberg to Paul N. McCloskey, Jr.6
- Letter from Joshua Lederberg to Robert C. Olby6
- Letter from Michael S. Gazzaniga to Joshua Lederberg6
- Letter from Stanfield Rogers to Joshua Lederberg6
- Letter from Tracy M. Sonneborn to Joshua Lederberg6
- Memorandum from Joshua Lederberg6
- Memorandum from Joshua Lederberg to Clayton Rich6
- Route slip6
- The Health Consequences of Smoking6
- The Health Consequences of Smoking (Index)6
- The Health Consequences of Smoking (pages 1-25)6
- The Health Consequences of Smoking (pages 26-50)6
- Transcript of proceedings, Regional Medical Programs Service Council meeting6
- Letter from Aaron Novick to Joshua Lederberg5
- Letter from Arthur R. Day, Arms Control and Disarmament Agency to Joshua Lederberg5
- Letter from C. B. Van Niel to Joshua Lederberg5