Chartwell, Kent (Accredited Museum)
Henry Poole and Co.
Berrington Hall, Herefordshire (Accredited Museum)
Mount Stewart, County Down (Accredited Museum)
Springhill, County Londonderry (Accredited Museum)
Cragside, Northumberland (Accredited Museum)
Snowshill Wade Costume Collection, Gloucestershire (Accredited Museum)
B. North & Sons, West Wycombe
Lanhydrock, Cornwall (Accredited Museum)
W. Hands & Son Ltd., High Wycombe