Edison
Standen House and Garden, West Sussex
Robertson Electric Lamps Ltd
Souter and the Leas, Tyne and Wear
Thorn EMI
Thorn
Siemens AG
Mr Straw's House, Nottinghamshire
Tyntesfield, North Somerset
Kingston Lacy Estate, Dorset
Cragside, Northumberland
Osram
Royal Ediswan
Llanerchaeron, Ceredigion