see Poland Street 19 to 44 in London Addresses dataset
Oracle 24.5.1791 "DANCING M. Simonet 28 Poland St father of the Miss Simonets... continues private teaching and attends boarding schools" / Doane's 1794 Louis Simonet dancing master & violinist at Opera / see Highfill Burnim & Langhans for him, his wife Adelaide and three daughters Rosine, Leonora & Theresa / SunFire 1786 Louis Simonet dancing master Mount Row Lambeth / SunFire 1798 Louis Simonet 7 Duferes Pl, Broad St dancing master / Holdens directory 1805 dancing master 29 Lower Titchfield St & SunFire 1818 gent there