1. Letter from Francis Crick to James D. Watson Publication: Produced: 5 March 1958 Subject(s): Molecular BiologyRNA Archival Collection: The Francis Crick Papers (Profiles in Science)
2. Letter from Francis Crick to James D. Watson Publication: Produced: 8 March 1957 Subject(s): Molecular BiologyCytoplasmic Structures Archival Collection: The Francis Crick Papers (Profiles in Science)