McVitie Weston valve collection, Sylvania valve, type 1231
- Made:
- 1946
Sylvania valve, type 1231, marked G8, (RMW/Y323 - McVitie Weston number), by Sylvania Electric Products Incorporated.-1946
Sylvania valve, type 1231, marked G8, (RMW/Y323 - McVitie Weston number), by Sylvania Electric Products Incorporated.-1946