see Poland Street 1 to 9 & 49 to 62 in London Addresses dataset
William Hill 56 Poland St ratebooks 1773-4 / William Hill musician Poland St voted 1774 Percy & Clinton / William Hill musician of Hampstead PCC dated 11.8.1790 proved 16.11.1790 mentioned dau Mary son William late sister Mary Sharp execs brother Benjamin Hill musician of Chelsea & James Fisher engraver of Charlotte St, Rathbone Place / children of William & Elizabeth Hill bapt St James William & Mary Ann 1765 Robert & William 1776 Sarah 1779 / William Hill = St James 14.11.1765 Elizabeth Watson botp banns, William Hill = St Martin i t Fields 26.4.1764 Elizabeth Whitehouse of St James by Archbishop's lic wit Jos Hill / Richard Sharp = St Martin i t Fields 13.1.1770 Mary Hill botp lic wits Wm Hill, Mary Gregory