Autograph Letter Signed, thanking his correspondent for the plates Ratcliffe and Sheppy, asking for three copies of the Pedigree, praising his cousin Hannah, etc. 1 page 7 x 7 inches, inlaid to an album leaf. With a separate engraved portrait of Vincent, trimmed, some foxing. Deanery, 10 March 1811. William Vincent (1739-1815), Dean of Westminster and classical scholar. His chief study was ancient geography and commerce, and he published The Voyage of Nearchus from the Indus to the Euphrates (1797) and The Periplus of the Erythraean Sea (1800 & 1805).