| Lamp/Fixture Information |
| Manufacturer: | The General Electric Company of England |
| Lamp |
| Lamp Type: | Incandescent |
| Filament/Radiator Type: | Carbon Filament |
| Base: | B22d (BC) |
| Shape/Finish: | T57 Frosted and orange coated |
| Service Life: | 1000 hours |
| Burning Position: | Universal, but intended for base down use |
| Fixture |
| Fixture Type: | Domestic heater |
| Electrical |
| Wattage: | Nominal 250W (275W at 220V) |
| Voltage: | 200-220 |
| Physical/Production |
| Factory Location: | Hammersmith, London |
| Fabrication Date: | Frosted - unknown / Orange - February 1937 (Date code 38) |
| Application/Use: | Domestic heating |
| File information |
| Filename: | Robertson_Carbon_Heater_Lamps.jpg |
| Album name: | Ria / Incandescent Lamps |
| Keywords: | Lamps |
| Filesize: | 172 KiB |
| Date added: | 27 Jul 2024 |
| Dimensions: | 1453 x 1592 pixels |
| Displayed: | 22 times |
| Software: | Shotwell 0.31.7 |
| URL: | https://trad-lighting.net/gallery/displayimage.php?pid=114 |
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