21. Letter from James D. Watson to Francis Crick Creator: Watson, James D., 1928- Date: 22 November 1954 Genre: Letters (correspondence)
22. Letter from James D. Watson to Francis Crick Creator: Watson, James D., 1928- Date: 10 February 1955 Genre: Letters (correspondence)
23. Letter from James D. Watson to Francis Crick Creator: Watson, James D., 1928- Date: 3 March 1955 Genre: Letters (correspondence)
24. Letter from Francis Crick to Andre Lwoff, Institut Pasteur (France) Creator: Crick, Francis, 1916-2004 Date: 25 September 1957 Genre: Letters (correspondence)
25. Letter from James D. Watson to Francis Crick Creator: Watson, James D., 1928- Date: 11 December 1954 Genre: Letters (correspondence)
26. Letter from James D. Watson to Francis Crick Creator: Watson, James D., 1928- Date: 15 October 1954 Genre: Letters (correspondence)
27. Letter from Francis Crick to Igor Y. Tamm Creator: Crick, Francis, 1916-2004 Date: 5 December 1962 Genre: Letters (correspondence)
28. Letter from James D. Watson to Francis Crick Creator: Watson, James D., 1928- Date: [14 January 1954] Genre: Letters (correspondence)
29. Letter from Igor Y. Tamm to Francis Crick Creator: Tamm, Igor Y. Date: 9 November 1962 Genre: Letters (correspondence)
30. Letter from Francis Crick to Andrew Poggenpohl, National Geographic Magazine Creator: Crick, Francis, 1916-2004 Date: 19 August 1974 Genre: Letters (correspondence)
31. Letter from James D. Watson to Francis Crick Creator: Watson, James D., 1928- Date: 28 March 1954 Genre: Letters (correspondence)
32. Letter from Francis Crick to Harold Himsworth, Medical Research Council of Great Britain Creator: Crick, Francis, 1916-2004 Date: 15 June 1953 Genre: Letters (correspondence)
33. Letter from Francis Crick to Marshall W. Nirenberg Creator: Crick, Francis, 1916-2004 Date: 21 April 1966 Genre: Letters (correspondence)
34. Letter from John Burton Sanderson Haldane to Francis Crick Creator: Haldane, J. B. S. (John Burdon Sanderson), 1892-1964 Date: 6 May 1959 Genre: Letters (correspondence)
35. Letter from A. V. Hill to Francis Crick Creator: Hill, A. V. Date: 11 March 1949 Genre: Letters (correspondence)
36. The Race for the Double Helix--Providence and Personalities Creator: Swann, Michael Date: 11 July 1974 Publisher: British Broadcasting Corporation Genre: InterviewsTranscriptsArticles
37. The Double Helix Revisited--Francis Crick and James Watson Talk to Paul Vaughan about Their Discovery of the Molecular Structure of DNA Creator: Vaughan, Paul Date: 14 December 1972 Publisher: British Broadcasting Corporation Genre: InterviewsTranscriptsArticles
38. The Laboratory of Molecular Biology: Proposals for Extension Creator: Sanger, Frederick, 1918-2013Perutz, Max F.Crick, Francis, 1916-2004Kendrew, John C. (John Cowdery), 1917- Date: [1963] Genre: ReportsProposals
39. Letter from Warren Weaver to Francis Crick Creator: Weaver, Warren, 1894-1978 Date: 16 June 1964 Genre: Letters (correspondence)
40. Letter from Francis Crick to Warren Weaver Creator: Crick, Francis, 1916-2004 Date: 6 July 1964 Genre: Letters (correspondence)