Titles
- Letter from Joshua Lederberg to Eric French4
- Letter from Joshua Lederberg to Ernst Sorkin4
- Letter from Joshua Lederberg to Esmond E. Snell4
- Letter from Joshua Lederberg to Eugene Garfield, Institute for Scientific Information4
- 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