William Cowper (1731-1800)
Chastleton House, Oxfordshire
Dunster Castle, Somerset
Kingston Lacy Estate, Dorset
Penrhyn Castle, Gwynedd
Hinton Ampner, Hampshire
Baddesley Clinton, Warwickshire
Llanerchaeron, Ceredigion
Trerice, Cornwall
Saltram, Devon
Speke Hall, Merseyside
Hill Top, Cumbria
Ham House, Surrey
Sudbury Hall (Children's Country House), Derbyshire
Sheringham, Norfolk
Scotney Castle, Kent
Dudmaston, Shropshire
Shaw's Corner, Hertfordshire
Greenway, Devon
Tatton Park, Cheshire
Erddig, Wrexham
Florence Court, County Fermanagh
The Argory, County Armagh
Castle Ward, County Down
Knightshayes Court, Devon
Calke Abbey, Derbyshire
Croft Castle, Herefordshire
Uppark House and Garden, West Sussex
Standen House and Garden, West Sussex
Plas Newydd, Anglesey