Titles
- Letter from Joshua Lederberg to C. B. Van Niel19
- Letter from Joshua Lederberg to James A. Jenkins19
- Letter from Joshua Lederberg to Roger Y. Stanier19
- Letter from Louis S. Baron to Joshua Lederberg19
- Letter from Martin M. Kaplan, World Health Organization to Joshua Lederberg19
- Letter from Ralph G. Meader to Joshua Lederberg19
- Letter from Tracy M. Sonneborn to M. Demerec19
- [Artificial limbs]: [Amputees, Philipines, 1940s(?)]19
- [Artificial limbs]: [Hospital staff, Philipines, 1940s(?)]19
- [NIH- NINCDS Neurological and Communicative Disorders and Stroke]19
- [Thomas Parran]19
- [Transportation of the wounded]19
- Children - six to twelve: Household tasks18
- Circular18
- Letter from Aleck Bernstein to Joshua Lederberg18
- Letter from Barbara J. Bachmann to Joshua Lederberg18
- Letter from Hilary Koprowski to Joshua Lederberg18
- Letter from Joshua Lederberg to G. J. V. Nossal, Walter & Eliza Hall Institute of Medical Research18
- Letter from Joshua Lederberg to Herman M. Kalckar18
- Letter from Joshua Lederberg to Howard Simons, Washington Post18