Just noticed, may be insignificant, but the Mary Ann Spencer I researched her mother Elizabeth Spiers, a Silk Weaveress, was born 17 Feb 1784 on Holywell Lane, Shoreditch. She married David Spencer of Essex ,1801 at St George In East, Stepney. The Spiers were a Huguenot family, of silk manufacturers, who went from France to Coventry, then to to London.