Llanerchaeron, Ceredigion (Accredited Museum)
Erddig, Wrexham (Accredited Museum)
Greenway, Devon (Accredited Museum)
Springhill, County Londonderry (Accredited Museum)
Townend, Cumbria (Accredited Museum)
Buckland Abbey, Devon (Accredited Museum)
Cliveden Estate, Buckinghamshire
Arlington Court, Devon (Accredited Museum)
Elkington and Co.
Tyntesfield, North Somerset
Dorneywood House and Gardens, Buckinghamshire
Penrhyn Castle, Gwynedd (Accredited Museum)
Dunham Massey, Cheshire (Accredited Museum)
59 Rodney Street, Merseyside (Accredited Museum)
