McVitie Weston valve collection, Brimar valve, type 7H7
- Made:
- 1946
Brimar valve, type 7H7, (RMW/Y315 - McVitie Weston number), by Standard Telephones and Cables Limited.-1946
Brimar valve, type 7H7, (RMW/Y315 - McVitie Weston number), by Standard Telephones and Cables Limited.-1946