71. Letter from Francis Crick to Fritz Lipmann Creator: Crick, Francis, 1916-2004 Date: 16 November 1961 Genre: Letters (correspondence)
72. Letter from Francis Crick to Arthur Kornberg Creator: Crick, Francis, 1916-2004 Date: 9 February 1962 Genre: Letters (correspondence)
73. Letter from Francis Crick to Arthur Kornberg Creator: Crick, Francis, 1916-2004 Date: 10 May 1960 Genre: Letters (correspondence)