Internal & external alterations to listed building and associated outbuildings to facilitate the change of use to 18 residential units (6 maisonettes, 7 flats, 3 townhouses and 2 cottages (conversion of existing outbuildings), including the removal of external fire escape stair, balconies & canopy. Internal demolition of modern partitions, erection of new internal partitions to facilitate subdivision, vertical sub-division to facilitate 3 townhouse and 6 maisonettes, including insertion of new staircases, and 2no. entrance doors, dropping of 1no. window cil to create door to provide access to existing roof terrace. Replace 3no door openings with windows to South West elevation. Replace window with door & door with window on South East elevation - Amendments in respect of revised accommodation arrangement including insertion of 4 staircases