Tungsten Bi-Filament Lamp, 100-150W, 220v, External Pip, with Robins patent rotary band No. 6856-1911 attached to bayonet cap for filament selection, English, 1911-1925 Tungsten Bi-Filament Lamp
Filament lamp: large hand-made spherical lamp by G.E.C., bayonet cap, cruciform filament, 100V, 3.14 KW Filament lamp: large hand-made spherical lamp by G.E.C.
"Multiplex" multi-filament tungsten lamp, with patent rotary band attached to bayonet cap for filament selection, 40W x 40W, in original box, by John Ismay and Sons Limited, Roden Street Works, Ilford, Essex, 1935-c1945 "Multiplex" multi-filament tungsten lamp
Four early Swan bamboo filament lamps rated: (a) 65v, 200 cp., 6" diameter, marked " Sunbeam"; (b) 125v, 100 cp., 5" diameter; (c) 2-filament type for 150v or 210v, 6" diameter; (d) Of unknown rating,5" diameter Four early Swan bamboo filament lamps rated: (a) 65v
Tungsten filament Osram lamp by GEC Ltd., 10 Kw, 115 v, with powder inbuilt for cleaning, 12" diameter, in non-original carrying crate Tungsten filament Osram lamp by GEC Ltd.
2 Royal "Ediswan" tungsten filament lamps GES, 230V, 300W, England, 1920's 2 Royal "Ediswan" tungsten filament lamps GES