Titles
- Letter from Janey Harting to Joshua Lederberg4
- Letter from Jerome B. Wiesner to Joshua Lederberg4
- Letter from Jerome B. Wiesner, President's Scientific Advisory Committee to Joshua Lederberg4
- Letter from Jerome J. Suran to Adrian Kantrowitz4
- Letter from John E. Fogarty to Dwight D. Eisenhower4
- Letter from John H. Sullivan to Joshua Lederberg4
- Letter from John O'Brien to Joshua Lederberg4
- Letter from John Red Raper to Joshua Lederberg4
- Letter from John Von Neumann to Joshua Lederberg4
- Letter from Joshua Lederberg to Abraham White4
- Letter from Joshua Lederberg to Albert B. Sabin4
- Letter from Joshua Lederberg to Alfred E. Mirsky4
- Letter from Joshua Lederberg to Allan M. Campbell4
- Letter from Joshua Lederberg to Andre Boivin4
- Letter from Joshua Lederberg to Arthur R. Jensen4
- Letter from Joshua Lederberg to B. Wesley Catlin4
- Letter from Joshua Lederberg to Barry Commoner4
- Letter from Joshua Lederberg to Biological Abstracts4
- Letter from Joshua Lederberg to Burton A. Waisbren4
- Letter from Joshua Lederberg to C. E. Clifton4