Unknown
Dudmaston, Shropshire
Erddig, Wrexham
Wallington, Northumberland
Dyrham, Gloucestershire
575 Wandsworth Road, London
Penrhyn Castle, Gwynedd
Wightwick Manor, West Midlands
Mr Straw's House, Nottinghamshire
Greenway, Devon
Tatton Park, Cheshire
Tyntesfield, North Somerset
Attingham Park, Shropshire
Sutton Hoo, Suffolk
Tredegar, Newport
2 Willow Road, London
Snowshill Manor and Garden, Gloucestershire
Nuffield Place, Oxfordshire
Smallhythe Place, Kent
Mount Stewart, County Down
Dunham Massey, Cheshire
Killerton, Devon
Kedleston Hall, Derbyshire