Scheme approved. Demolition of mews buildings at 28 and 29 Devonshire Mews West and lower ground and ground floor link building at the rear of 141 Harley Street and the erection of new building to include a three storey basement to the rear of the site in connection with the use of the 141 Harley Street and the lower ground and ground floor of 143 Harley Street for Class D1 medical purposes; installation of a new passenger lift o the rear of 141 Harley Street and installation of plant. (Site include excavation part under the pavement of Devonshire Mews West and use swap with 126 Harley Street).