McVitie Weston valve collection, Osram/GEC filament lamp valve, type 9V100A
- maker:
- Osram and
- General Electric Company Limited
Osram/GEC filament lamp valve, type 9V100A, spehrical bulb 5.5in diam, with top pip and electrode neck 2in diam x 6in long, with extended external heavy duty brass connectors 8.25in long, carrying ebonite mounting strip, (RMW/P7 - McVitie Weston number), by Osram; General Electric Company Limited.