McVitie Weston valve collection, Ediswan valve, type AR
- Made:
- circa 1918
Ediswan valve, type AR, serial no. 16494, (RMW/C6 - McVitie Weston number), by Royal Ediswan, c. 1918.
Ediswan valve, type AR, serial no. 16494, (RMW/C6 - McVitie Weston number), by Royal Ediswan, c. 1918.