McVitie Weston valve collection, Mazda valve, type AC/HL (exptl)
- Made:
- 1929
Mazda valve, type AC/HL (exptl), copper coated, (RMW/F30 - McVitie Weston number), by British Thomson-Houston Company Limited, 1929.
Mazda valve, type AC/HL (exptl), copper coated, (RMW/F30 - McVitie Weston number), by British Thomson-Houston Company Limited, 1929.