Bulb, one of a series illustrating the "Svea" glow lamp
- Made:
- 1900
One of a series of bulbs and components illustrating the manufacture of the "Svea" glow lamp; bulb with tube sealed in for exhausting air.
One of a series of bulbs and components illustrating the manufacture of the "Svea" glow lamp; bulb with tube sealed in for exhausting air.
