Small flat electric bulb, 1" diameter, long D-shap

Small flat electric bulb, 1 diameter, long D-shaped filament'

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Small flat electric bulb, 1 diameter, long D-shaped filament'
Science Museum Group
© The Board of Trustees of the Science Museum

Small flat electric bulb, 1" diameter, long D-shaped filament

Details

Category:
Lighting
Object Number:
1928-78
credit:
Clark, J.P.