Threshing Barn - Internal alterations including removal and demolition of redundant fittings and partition walls; installation of suspended timber floor, glazed doors and screen, roof insulation, mechanical and electrical services, furniture. External alterations including installation of glazing to ventilation slits, glazed doors and screen to opening in west elevation; replacement doors in east elevation; window alterations. Shelter Shed - Internal alterations including removal and demolition of redundant fittings, partition walls and suspended ceiling; installation of new furniture and fittings. Replacement of door in south elevation. Office Building - replacement of windows and door. All buildings - repair and structural works to stonework, brickwork, timberwork, rainwater goods and roof structures. Reconstruction of stone boundary wall. (Retention of existing works and proposed works). (Amended description) (Amended plans).