1. Francis Crick lecturing at Cambridge University Creator: Black StarWolff, WernerMedical News Date: [ca. 1950-1960] Genre: Photographic prints
2. Letter from Francis Crick to John Red Raper, Harvard University, The Biological Laboratories Creator: Crick, Francis, 1916-2004 Date: 11 March 1955 Genre: Letters (correspondence)