see Poland Street 19 to 44 in London Addresses dataset
William Platt appr 1779 to Thomas Field, Mount St, Middlesex, taylor / Old Bailey 22.10.1788 witness in trial of Robert Simpson fo an assault, said he lodged at 33 Poland St, was a master taylor, his workshop at home, had lived there 9 months, previously at 9 Ogle St Marybone, had seen prisoner at Mr Keene's benefit at Royalty theatre last September (Platt was in company with Mr Burne principal dancer of Covent Garden theatre who lived at Orange St, Leicester Fields) and frequently seen him playing at skittles at the Adam & Eve / SunFire 1790 William Platt tailor 20 Crown Court, Russell St, Covent Garden (John Toplis, surgeon) / SunFire 1796 William Platt dancing master 89 Queen Ann St East / William Platt ratebooks Litchfield St Soho 1802-6 / William Platt adult bur 8.5.1811 St Martin i t Fields / will PCC 7.8.1820 of William Platt victualler of Covent Garden / SunFire 3.5.1820 William Platt victualler corner of Henrietta St & Covent Garden (other property) 31 Little Russell St, Bloomsbury (tailor)