McVitie Weston valve collection, P.R. Valves valve, type S.G.25.
- maker:
- P R Products
P.R. Valves valve, type S.G.25., top connector cap missing, (RMW/G137 - McVitie Weston number), by P.R. Products.
P.R. Valves valve, type S.G.25., top connector cap missing, (RMW/G137 - McVitie Weston number), by P.R. Products.