Titles
- Letter from Joshua Lederberg to Dean B. Cowie10
- Letter from Joshua Lederberg to Frank Stodola10
- Letter from Joshua Lederberg to Lawrence L. Weed10
- Letter from Joshua Lederberg to Werner K. Maas10
- Letter from Joshua Lederberg to Wilson S. Stone10
- Letter from L. L. Waters to Joshua Lederberg10
- Letter from Lawrence Kolb to Carleton Simon10
- Letter from Lawrence Okun to Joshua Lederberg10
- Letter from M. L. Morse to Joshua Lederberg10
- Letter from Marjorie Bohnhoff to Joshua Lederberg10
- Letter from Melvin Calvin to Joshua Lederberg10
- Letter from Peter H. A. Sneath to Joshua Lederberg10
- Letter from Philip Levine to Joshua Lederberg10
- Letter from S. C. Rittenberg to Joshua Lederberg10
- Letter from Sol Spiegelman to Tracy M. Sonneborn10
- Letter from Sol Spiegelman to Van R. Potter10
- Letter from Stephen Juhasz to Joshua Lederberg10
- Postcard from Aaron Novick to Joshua Lederberg10
- [Stanford Medical Center] Computing Newsletter10
- Laboratory project: "Cell Recognition and Synapse Formation"9