William Felton married Tramaine White, 12 Sept 1782, St Anne Middlesex (Westminster Marriage Transcripts). There is a will on National Archives for William John Felton, Coachbuilder of Halkin Street, West Belgrave, Westminster, 9 Mar 1854 PROB 11/2187/449 (not expensive to purchase). A burial for Tremaine Felton of Winchester Street, Islington on 28 Mar 1829, age 69 on London Deaths & Burials. No sign of Charlottes baptism yet.
Cheers, Jo