John Bartholomew and Son Ltd.
Sissinghurst Castle Garden, Kent (Accredited Museum)
Polesden Lacey, Surrey (Accredited Museum)
Sizergh Castle, Cumbria
Messel family
Nymans Estate, West Sussex (Accredited Museum)
Lacock, Wiltshire
Nymans Gardens, Handcross
Elvira Grifi
Francesco Inghirami
Calke Abbey, Derbyshire (Accredited Museum)
John Michael Rysbrack (Antwerp 1694 – London 1770)
Stourhead, Wiltshire (Accredited Museum)
The Reverend Lonsdale Ragg (1866-1945)
Attingham Park, Shropshire (Accredited Museum)
British (English) School
Upton House, Warwickshire (Accredited Museum)
Charlecote Park, Warwickshire (Accredited Museum)
Charles Godfrey Leland (1824-1903)
Rebecca Dulcibella Orpen Ferrers, later Mrs Edward Henege Dering (1830 – 1923)
Baddesley Clinton, Warwickshire (Accredited Museum)
Blickling Hall, Norfolk (Accredited Museum)
Horatio (Horace) Walpole, 4th Earl of Orford (1717-1797)
Waddesdon Manor, Buckinghamshire
Tatton Park, Cheshire (Accredited Museum)
Bernard Berenson (1865-1959)
Luigi Ricci (1842-1915)
Wimpole, Cambridgeshire (Accredited Museum)
Ruggiero Leoncavallo (1857-1919)
Greenway, Devon (Accredited Museum)
Knole, Kent (Accredited Museum)
manner of Giuseppe Maggiolini (1738 - 1814)
Nostell Priory, West Yorkshire (Accredited Museum)
Carlo Faucci (Florence 1729-1784)
Kedleston Hall, Derbyshire (Accredited Museum)
Francis Turner Palgrave (1824-1897)
Mount Stewart, County Down (Accredited Museum)
Dickinson, M. A
Erddig, Wrexham (Accredited Museum)
Giuseppe Verdi (1813-1901)
Plas Newydd, Anglesey (Accredited Museum)
probably Domenico Bartoli (fl.1761-1805)
Saltram, Devon (Accredited Museum)
Uppark House and Garden, West Sussex (Accredited Museum)
Cotehele, Cornwall (Accredited Museum)
attributed to John Brown (Edinburgh 1752 - Leith 1787)
Springhill, County Londonderry (Accredited Museum)
Hatchlands Park, Surrey (Accredited Museum)
