Titles
- Letter from Joshua Lederberg to Fortune Magazine4
- Letter from Joshua Lederberg to Fred C. Ikle4
- Letter from Joshua Lederberg to Geoffrey H. Beale4
- Letter from Joshua Lederberg to Harry Schwartz, New York Times4
- Letter from Joshua Lederberg to Helen (Spurway) Haldane4
- Letter from Joshua Lederberg to Herluf H. Strandskov4
- Letter from Joshua Lederberg to Herman W. Lewis, National Science Foundation4
- Letter from Joshua Lederberg to J. C. Woodruff4
- Letter from Joshua Lederberg to J. S. K. Boyd4
- Letter from Joshua Lederberg to J. William Fulbright4
- Letter from Joshua Lederberg to Jack L. Strominger4
- Letter from Joshua Lederberg to Jacob K. Javits4
- Letter from Joshua Lederberg to James V. Neel4
- Letter from Joshua Lederberg to Jean Creze4
- Letter from Joshua Lederberg to John S. Lambert4
- Letter from Joshua Lederberg to John Totter, United States Atomic Energy Commission4
- Letter from Joshua Lederberg to John V. Tunney4
- Letter from Joshua Lederberg to Joseph C. Hinsey4
- Letter from Joshua Lederberg to Joseph S. Gots4
- Letter from Joshua Lederberg to K. V. Kossikov4