11. Letter from James D. Watson to Francis Crick Creator: Watson, James D., 1928- Date: 23 November 1966 Genre: Letters (correspondence)
12. Letter from James D. Watson to Maurice Wilkins Creator: Watson, James D., 1928- Date: 28 November 1966 Genre: Letters (correspondence)
13. Letter from James D. Watson to Francis Crick Creator: Watson, James D., 1928- Date: 24 March 1967 Genre: Letters (correspondence)