The collection consists of two series:
Henry Thomas Colebrooke"H.T. Colebrooke - Memoirs and Autographs", A red calf bound book, containing printed and handwritten material including biographical material concerning Colebrooke, obituary notices for Horace Hayman Wilson, and correspondence from Colebrooke to Nathaniel Wallich. On the inside cover there is a bookplate with "Ex Libris Frederick Hendricks, F.S.S., F.S.A., Knight of Vasa. 1893" and a printed auction listing "226. Colebrook (H.T.) Notice historique sure la vie et les ouvrages de M. Colebrooke par M. C.A. Walckenaer, Paris, 1848, with biographical notices from various periodicals and numerous interesting autograph letter of Colebrooke, half red calf". Frederick Hendricks is an ancestor of the donor who also has family connections with the Colebrooke family.
5 Certificates of "Consolidated £3 per Cent. Annuities" to James Alexander, Henry Thomas Colebrooke and George Henry Noehden, 1823, printed and handwritten, 5 pieces + label. These certificates were valued at:
- Four hundred and eighteen pounds and thirteen shillings, dated 29 April 1823
- One hundred and fifty-nine pounds, eleven shillings and seven pence, dated 12 May 1823
- One hundred and forty-nine pounds, thirteen shillings and seven pence, dated 28 May 1823
- Three hundred and eighty-seven pounds, six shillings, dated 18 July 1823
- One hundred and fifty-three pounds, seventeen shillings and four pence, dated 30 September 1823