Titles
- Letter from Erich Seligmann to Joshua Lederberg3
- Letter from Erwin Chargaff to M. Demerec3
- Letter from Francis Crick to Georg Kreisel3
- Letter from Francis Crick to John T. Edsall, Fogarty International Center3
- Letter from Francis Crick to Rosalind Franklin3
- Letter from Francis Crick to Severo Ochoa3
- Letter from Francis Crick to Sewell Champe3
- Letter from Francis Crick to William Shockley3
- Letter from Francis L. Black to Joshua Lederberg3
- Letter from Francois Jacob and Andre Lwoff to Joshua Lederberg3
- Letter from Frank B. Rogers to Joshua Lederberg3
- Letter from Frank Ogden to Lawrence Kolb3
- Letter from Frank P. Hungate to Joshua Lederberg3
- Letter from Frank Press to Joshua Lederberg3
- Letter from Frank R. Eldridge to Joshua Lederberg3
- Letter from Fred L. Soper to Joshua Lederberg3
- Letter from Fred L. Soper to Lewis Hackett3
- Letter from Fred L. Soper to Wilbur A. Sawyer3
- Letter from Gardner Middlebrook to Joshua Lederberg3
- Letter from Gaspar Fabbricante, Stuyvesant High School to Joshua Lederberg3