Bulb, one of a series illustrating the "Svea" glow lamp
- Made:
- 1900
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LicenseOne of a series of bulbs and components illustrating the
Science Museum Group
© The Board of Trustees of the Science Museum
One of a series of bulbs and components illustrating the manufacture of the "Svea" glow lamp; bulb with tube sealed in for exhausting air with opening enlarged to receive'cone' and filament.
