Titles
- Letter from John H. Adams, Natural Resources Defense Council to Joshua Lederberg3
- Letter from John Hotchin to Joshua Lederberg3
- Letter from John J. Trentin to Joshua Lederberg3
- Letter from John L. Fuller to Victor A. McKusick3
- Letter from John W. Gowen to Joshua Lederberg3
- Letter from John Yudkin to Joshua Lederberg3
- Letter from John Z. Bowers, Josiah Macy, Jr. Foundation to Joshua Lederberg3
- Letter from Joseph C. Hinsey to Joshua Lederberg3
- Letter from Joseph F. Fraumeni, Jr., National Cancer Institute to Joshua Lederberg3
- Letter from Joseph Tomcsik to Joshua Lederberg3
- Letter from Joshua Lederberg to A. A. Buzzati-Traverso3
- Letter from Joshua Lederberg to A. H. Doermann3
- Letter from Joshua Lederberg to A. M. Pappenheimer, Jr.3
- Letter from Joshua Lederberg to Aaron Wildavsky, Russell Sage Foundation3
- Letter from Joshua Lederberg to Alan Cranston3
- Letter from Joshua Lederberg to Albert Tyler3
- Letter from Joshua Lederberg to Alejandro Zaffaroni, Alza Corporation3
- Letter from Joshua Lederberg to Alexander Bodi, Palo Alto Times3
- Letter from Joshua Lederberg to Alexander G. Bearn3
- Letter from Joshua Lederberg to Alexander Tomasz3