Miner's Safety Electric Lamp, 1886
Electric lamp, 1886. This lamp, patented by Sir J W Swan, was the forerunner of modern electric lamps. The box contains four secondary cells in series.
Details
- Category:
- Mining & Ore Dressing
- Object Number:
- 1888-400
- Materials:
- wood (unidentified), brass, glass and complete
- Measurements:
-
overall: 260 x 170 x 145 mm
weight: 1.5kg
weight: 3.30695lbs
weight: 14.834kg
weight: 32.70354lbs
- type:
- electric lamps, lighting devices and miners' safety lamps
- credit:
- Geological Museum (Jermyn St.)