|
Date: |
|
Description: | One of eighty-six early incandescent lamps.Carbon filament lamp, single loop filament, no filament support. Filament attachment not visible. Pear shaped bulb with shoulder where it joins base, white opal material. Top pip. Cylindrical brass base, plaster insulated and attached with two projecting split pins for contacts. Manufacturer unknown. No markings. | License: | http://creativecommons.org/licenses/by-nc-sa/2.5/ | Subjects: | carbon filament lamp | Source: | Science Museum | Identifier: | 1923-173/53 | Go to resource |
|
|