Titles
- Letter from P. R. Edwards to Joshua Lederberg3
- Letter from Tracy M. Sonneborn to Joshua Lederberg3
- Letter from Tracy M. Sonneborn to Salvador E. Luria3
- Address of the President: Sir Henry Dale, O.M., G.B.E., at the Anniversary Meeting, 30 November 19452
- Army Epidemiological Board2
- Gene Recombination in Escherichia coli2
- Letter from Andre Lwoff to Joshua Lederberg2
- Letter from Bernard O. Dodge to Joshua Lederberg2
- Letter from David Rittenberg to Joshua Lederberg2
- Letter from Evelyn Witkin to Joshua Lederberg2
- Letter from Joshua Lederberg to Aura E. Severinghaus2
- Letter from Joshua Lederberg to J. Oliver Lampen2
- Letter from Joshua Lederberg to Lynferd J. Wickerham2
- Letter from Joshua Lederberg to Samuel Graff2
- Letter from Joshua Lederberg to Tracy M. Sonneborn2
- Letter from Lotti Maria Steinitz-Sears to Joshua Lederberg2
- Letter from Lucille Georg to Joshua Lederberg2
- Letter from Mary Lasker to Florence Mahoney2
- Letter from Max Delbruck to John Burton Sanderson Haldane2
- Letter from Norman Winer to Joshua Lederberg2