probably Dicker Pottery (1843-1912)
Lindisfarne Castle, Northumberland (Accredited Museum)
Rainbow Pottery Co. Lindfield
Dunham Massey, Cheshire (Accredited Museum)
Chedworth Roman Villa, Gloucestershire (Accredited Museum)
Winchcombe Pottery
Snowshill Manor and Garden, Gloucestershire (Accredited Museum)
Staffordshire Pottery
Hill Top, Cumbria (Accredited Museum)
Pilkington Royal Lancastrian Pottery
Standen House and Garden, West Sussex (Accredited Museum)
Langley Mill Pottery
Cragside, Northumberland (Accredited Museum)
The Workhouse, Southwell, Nottinghamshire (Accredited Museum)
Sutton Hoo, Suffolk
Ightham Mote, Kent (Accredited Museum)
Tyntesfield, North Somerset
Erddig, Wrexham (Accredited Museum)
Rufford Old Hall, Lancashire (Accredited Museum)
Felbrigg, Norfolk (Accredited Museum)
Brannam Pottery
Monk's House, Rodmell, East Sussex (Accredited Museum)
Stathams Laboratories
National Trust Museum of Childhood (Accredited Museum)
C.H. Brannam Ltd
Arlington Court, Devon (Accredited Museum)
Old Cheyne Pottery
Clay Pits Pottery
Dicker Pottery (1843-1912)
Coleton Fishacre, Devon (Accredited Museum)
Nymans Estate, West Sussex (Accredited Museum)
