Titles
- Letter from Harold Varmus to prospective Scientific Advisory Board members1
- Letter from Jeremiah A. Barondess to Frederick Burkhardt1
- Letter from Jerry Lewis to Michael E. DeBakey1
- Letter from Joshua Lederberg to David B. Ruderman1
- Letter from Joshua Lederberg to David Hansen1
- Letter from Joshua Lederberg to Edward J. Calabrese1
- Letter from Joshua Lederberg to Euterpe Bazopoulou-Kyrkanidou1
- Letter from Joshua Lederberg to Gladys E. Baker1
- Letter from Joshua Lederberg to John Bolton1
- Letter from Joshua Lederberg to Martin Alexander1
- Letter from Joshua Lederberg to Paul Kraemer1
- Letter from Joshua Lederberg to Philip E. Eaton1
- Letter from Joshua Lederberg to President Bill Clinton1
- Letter from Joshua Lederberg to Stephen E. Levick1
- Letter from Joshua Lederberg to Thomas C. Nelson1
- Letter from Joshua Lederberg to Victor W. Sidel1
- Letter from Joshua Lederberg to Walter Dowdle1
- Letter from Martin Alexander to Joshua Lederberg1
- Letter from Maxine Singer to Howard H. Hiatt1
- Letter from Maxine Singer to Research! America1