Titles
- Letter from Joshua Lederberg to William O. Baker4
- Letter from Luca Cavalli-Sforza to Joshua Lederberg4
- Letter from Orio Ciferri to Joshua Lederberg4
- Letter from Phoebe Huang, Comtex Scientific Corporation to Joshua Lederberg4
- Letter from Rebecca W. Rimel, Pew Charitable Trusts to Joshua Lederberg4
- Letter from Robert H. Ebert, Milbank Memorial Fund to Joshua Lederberg4
- Letter from Rodman C. Rockefeller to Joshua Lederberg4
- Letter from Rodney W. Nichols to Alexander D. Forger4
- Letter from Thomas E. Drohan, Foremost-McKesson, Inc. to Joshua Lederberg4
- Letter from Ann Landers to Joshua Lederberg3
- Letter from Arnold O. Beckman to Joshua Lederberg3
- Letter from Arnold Thackray, Isis to Joshua Lederberg3
- Letter from Arthur Kornberg to Joshua Lederberg3
- Letter from Bryce Crawford, Jr., National Academy of Sciences to Joshua Lederberg3
- Letter from David Perkins to Joshua Lederberg3
- Letter from Edward M. Johnson to Joshua Lederberg3
- Letter from Eileen Rockefeller to Joshua Lederberg3
- Letter from Frank H. T. Rhodes to Joshua Lederberg3
- Letter from Frank Press, National Academy of Sciences to Joshua Lederberg3
- Letter from Frederick Seitz to Joshua Lederberg3