Titles
- Laboratory project: "Cell Recognition and Synapse Formation"9
- Letter from Gaylord Nelson to Joshua Lederberg9
- Letter from Joshua Lederberg to A. Felix9
- Letter from Joshua Lederberg to Alan Garen9
- Letter from Joshua Lederberg to Ellis Englesberg9
- Letter from Joshua Lederberg to Harriett Ephrussi-Taylor9
- Letter from Joshua Lederberg to Harrison Brown9
- Letter from Joshua Lederberg to Kenneth Mather9
- Letter from Joshua Lederberg to Kenneth V. Thimann9
- Letter from Joshua Lederberg to Myron Tribus9
- Letter from Joshua Lederberg to Peter Medawar9
- Letter from Joshua Lederberg to Ralph G. Meader9
- Letter from Joshua Lederberg to Robert H. Alway9
- Letter from Joshua Lederberg to S. C. Rittenberg9
- Letter from Joshua Lederberg to William C. Gibson9
- Letter from Joshua Lederberg to Wolfram Heumann9
- Letter from Sol Spiegelman to Tracy M. Sonneborn9
- Manual of homoeopathic practice: for the use of families and private individuals9
- Signing of the memorandum of understanding9
- Taking Wounded Aboard the "Relief" at Siboney, Cuba, July 18989