McVitie Weston valve collection, Majestic valve, type G-27-S
Majestic valve, type G-27-S, (RMW/F70 - McVitie Weston number), by Majestic Radio & Television Corporation.
Majestic valve, type G-27-S, (RMW/F70 - McVitie Weston number), by Majestic Radio & Television Corporation.