(1) Wrapper, with a note in the hand of John Murray II : "Four autograph letters of William Wilberforce presented to me by J. Colquhun Esq Feb 14. 1838";

(2) letter, 6 January 1802, of William Wilberforce to [?];

(3) letter, 12 May 1802, of William Wilberforce to [?];

(4) letter, 7 August 1807, of William Wilberforce to [?];

(5) letter, 15 August 1807, of William Wilberforce to [?].