One of eighty-six early incandescent lamps. M-sha
One of eighty-six early incandescent lamps. M-shaped round, thickish carbon filament. Apparently attached by (metal?) tubes to lead in waires on short stem, hidden by base. Round claw bulb, some blackening. Top pip. Attached to Cylandrical metal tube by plaster, with wooden plug on facing connecting posts and female screw thread. (Grookes??) No markings. Some similarities to 1923-173/56. Probab a Croolies lamp - similar to 1923-173/2, which is marked croolies
- Object Number:
- carbon filament lamp
- Institution of Electronical Engineering
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