Dinton, Wiltshire
Nunnington Hall, North Yorkshire (Accredited Museum)
Killerton, Devon (Accredited Museum)
Buckland Abbey, Devon (Accredited Museum)
Croft Castle, Herefordshire (Accredited Museum)
Vyne Estate, Hampshire (Accredited Museum)
Great Chalfield, Wiltshire (Accredited Museum)
Lamb House, Rye, East Sussex (Accredited Museum)
Hill Top, Cumbria (Accredited Museum)
Moulton Hall, North Yorkshire
Kingston Lacy Estate, Dorset (Accredited Museum)
Belton House, Lincolnshire (Accredited Museum)
Cragside, Northumberland (Accredited Museum)
Saltram, Devon (Accredited Museum)
Castle Ward, County Down (Accredited Museum)
Penrhyn Castle, Gwynedd (Accredited Museum)
Charlecote Park, Warwickshire (Accredited Museum)
Dunham Massey, Cheshire (Accredited Museum)
Oswald Partridge Milne (1881-1968)
Coleton Fishacre, Devon (Accredited Museum)
Florence Court, County Fermanagh (Accredited Museum)
Ickworth, Suffolk (Accredited Museum)
Ham House, Surrey (Accredited Museum)
Coughton Court, Warwickshire
Greyfriars, Worcestershire (Accredited Museum)
Hanbury Hall, Worcestershire (Accredited Museum)
Kencot Sites, Oxfordshire
Tyntesfield, North Somerset
Hardwick Hall, Derbyshire (Accredited Museum)
Greenway, Devon (Accredited Museum)
Dinefwr, Carmarthenshire (Accredited Museum)