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'Osram'

'Osram'

1918

'Royal Ediswan' metal filament lamp

'Royal Ediswan' metal filament lamp

circa 1915

'Mazda' drawn wire metallic filament lamp

'Mazda' drawn wire metallic filament lamp

circa 1915

Hylo' electric filament lamp with 3-point pull string

Hylo' electric filament lamp with 3-point pull string

circa 1915

GEC Light bulb

GEC Light bulb

1950-1990

Robertson electric metal filament lamp

Robertson electric metal filament lamp

circa 1915

'Osram'

'Osram'

1918

Light bulb used in a wall-mounted Nelson

Light bulb used in a wall-mounted Nelson

'Osram' drawn wire tungsten electric tubular filament lamp. 20W

'Osram' drawn wire tungsten electric tubular filament lamp. 20W

circa 1914

'Osram' flame effect metal filament lamp

'Osram' flame effect metal filament lamp

circa 1915

'Osram' metal filament lamp 6547

'Osram' metal filament lamp 6547

circa 1915

light bulb

light bulb

1882

Light bulb

Light bulb

Spare bulb for "Fotofil" activator lamp

Spare bulb for "Fotofil" activator lamp

'Osram' drawn wire tungsten electric tubular filament lamp. 20W

'Osram' drawn wire tungsten electric tubular filament lamp. 20W

circa 1914

'Mazda' drawn wire metallic filament lamp

'Mazda' drawn wire metallic filament lamp

circa 1915

Aircraft Landing Light Bulb, gas filled, made by Siemens during 1930-1940.

Aircraft Landing Light Bulb

1930-1940

Clear glass cylindrical light bulb with silver-coloured base and metal inner filaments.

Cylindrical clear glass bulb

Clear glass light bulb with V-shaped filaments and silver-coloured base fitting.

Clear light bulb

Light bulb: Red glass, marked LNER

Light bulb: Red glass, marked LNER

Electric light bulb, London & North Eastern Railway, for railway carriage use, 24V 15W opal globe, by Royal Ediswan, England, c1939, glass etched LNER.

LNER electric light bulb

1939

Red pointed light bulb with gold-coloured fitting on end.

Red light bulb

Clear glass cylindrical light bulb with gold-coloured top and bottom fittings, and inner metal fittings and filament. Includes an illegible white label attached to the base.

Clear bulb with metal fittings

Black uv (ultra-violet) light bulb by Mazda, 12V, 36W, Army issue, used in the headlamps of World War II truck convoys to reduce the risk of detection from the air. Made by British Thomson-Houston Co. Ltd., c1939-c1944.

Mazda

circa 1939-circa 1944

Blue pointed light bulb with gold-coloured fitting on end.

Blue light bulb

Clear glass bulb with twisted design and metal base, labelled '28' on base. In original cardboard packaging, marked 'Osram Candle Lamp 230/250v 25w SBC Twisted Clear'.

Osram Candle Lamp bulb

Philips bulb with fitting, for Craig Edit-Or Projecto Editor.

Philips Bulb

1930-1939

Light bulb, LNER. Osram 240V 20W light bulb marked "LNER" ex-Hull Docks

Light bulb, London & North Eastern Railway

Opaque glass bulb with brass-coloured metal fitting, marked 'Filta-Lite 100w Osram 240v 8 XL Made in England'. Labelled '3' in pen on base and '13' on small white label.

Osram Filta-Lite opaque bulb

Rectangular light builb with silver-coloured fittings on each end, one of which is engraved 'G.E.C. England'. Labelled '44'.

Rectangular light bulb

Royal Ediswan carbon filament light bulb, 100 volts, 16 cp (candle power).

Royal Ediswan carbon filament light bulb

Light bulb, LNER. Osram 240V 20" light bulb marked "LNER" ex-Hull Docks

Light bulb, London & North Eastern Railway

Light bulb, LMS. "Osram" light bulb with LMS printed on glass. Dimensions 5"x2 1/2" diam.

Light bulb, London Midland & Scottish Railway

Clear glass light builb with brass-coloured fitting, engraved '200-260v 10w OE Osram England'.

Osram clear light bulb

Clear glass bulb with silver fitting, engraved 'British Pre-Focus' on base.

British Pre-Focus clear light bulb

Clear cylindrical lightbulb with two silver-coloured fittings on end. Labelled '45'.

Cylindrical clear light bulb

Clear glass cylindrical light bulb with gold-coloured top and bottom fittings, and inner metal fittings and filament. Engraved 'Osram 221 230-250v 30w XC' on top end and labelled '10628 (C)' and '31' on bottom end.

Osram cylindrical glass bulb