41. Letter from Francis Crick to Tomaso Poggio Creator: Crick, Francis, 1916-2004 Date: 6 October 1981 Genre: Letters (correspondence)
42. Letter from Francis Crick to Peter Medawar Creator: Crick, Francis, 1916-2004 Date: 17 February 1977 Genre: Letters (correspondence)
43. Letter from Francis Crick to Peter Medawar Creator: Crick, Francis, 1916-2004 Date: 21 April 1977 Genre: Letters (correspondence)
44. Letter from Max F. Perutz to Francis Crick Creator: Perutz, Max F. Date: 4 October 1979 Genre: Letters (correspondence)
45. Selfish DNA [Editorial letter] Creator: Orgel, Leslie E.Sapienza, C.Crick, Francis, 1916-2004 Date: 18 December 1980 Publisher: Nature Publishing Group Genre: ArticlesLetters (correspondence)
46. Selfish DNA: The Ultimate Parasite Creator: Orgel, Leslie E.Crick, Francis, 1916-2004 Date: 17 April 1980 Publisher: Nature Publishing Group Genre: Articles
47. Is DNA Really a Double Helix? Creator: Bauer, William R.Crick, Francis, 1916-2004Wang, James C. Date: 1979 Publisher: The Academic Press Genre: Articles
48. The Function of Dream Sleep Creator: Mitchison, GraemeCrick, Francis, 1916-2004 Date: 14 July 1983 Publisher: Nature Publishing Group Genre: Articles