![](https://coimages.sciencemuseumgroup.org.uk/52/176/large_thumbnail_1923_0169.jpg)
incandescent electric lamp with carbon filament
- Made:
- circa 1910
![Green pear-shaped bulb with decorative pattern](https://coimages.sciencemuseumgroup.org.uk/203/723/small_thumbnail_cd0732_036_151006_y7000_1311_incandescent_light_bulb.jpg)
![Green pear-shaped bulb with decorative pattern](https://coimages.sciencemuseumgroup.org.uk/203/722/small_thumbnail_cd0732_035_151006_y7000_1311_incandescent_light_bulb.jpg)
![Green pear-shaped bulb with decorative pattern](https://coimages.sciencemuseumgroup.org.uk/203/725/small_thumbnail_cd0732_038_151006_y7000_1311_incandescent_light_bulb.jpg)
![Green pear-shaped bulb with decorative pattern](https://coimages.sciencemuseumgroup.org.uk/203/724/small_thumbnail_cd0732_037_151006_y7000_1311_incandescent_light_bulb.jpg)
Green pear-shaped bulb with decorative pattern. Bayonet fit cap on stem with four small holes in sides, two elliptical soldered contacts sealed in end.
Green pear-shaped bulb with decorative pattern. Bayonet fit cap on stem with four small holes in sides, two elliptical soldered contacts sealed in end.