1. Detail from notes on the structure of DNA Creator: Crick, Francis, 1916-2004 Date: [ca. 1953] Genre: NotesDiagramsElectronic imagesExcerpts
2. Fragment of notes on a double helix model for DNA Creator: Crick, Francis, 1916-2004 Date: [ca. 1953] Genre: NotesExcerptsDrafts (documents)