Titles
- Letter from Christian B. Anfinsen to David Chudnovsky1
- Letter from Christian B. Anfinsen to Dhirendra N. Chaturvedi1
- Letter from Christian B. Anfinsen to Geoffrey W. Hoffman1
- Letter from Christian B. Anfinsen to Heinz Holter1
- Letter from Christian B. Anfinsen to Martha Schlesinger1
- Letter from Christian B. Anfinsen to Peter Yuschak1
- Letter from Daniel I. H. Linzer to Daniel Nathans1
- Letter from Daniel Nathans to Byron Lane1
- Letter from David W. Kingsbury, St. Jude Children's Research Hospital to Harold Varmus1
- Letter from Dennis H. Smith to Joshua Lederberg1
- Letter from Edward S. Dayhoff to Joshua Lederberg1
- Letter from Ellen Orbach to Joshua Lederberg1
- Letter from Emily M. Gray, Biophysical Society to Joshua Lederberg1
- Letter from Frederick Seitz to Joshua Lederberg1
- Letter from Friedrich L. Bauer to Joshua Lederberg1
- Letter from Harlow Freitag, Institute of Electrical and Electronics Engineers to Joshua Lederberg1
- Letter from Harold Varmus to David W. Kingsbury, Sir William Dunn School of Pathology, University of Oxford1
- Letter from Harold Varmus to David W. Kingsbury, St. Jude Children's Research Hospital1
- Letter from Harold Varmus to Jean Marx, Science Magazine1
- Letter from Harold Varmus to Kalman Perk, School of Veterinary Medicine, Hebrew University of Jerusalem1