League of St Bartholomew's Hospital Nurses qualification silver badge

A scarce original1950's period 'League of St Bartholomew's Hospital nurses badge', the reverse impressed with London silver hallmarks for 1950 and maker's details 'Toye & Co London' and inscribed 'M.E.A.LAYTON APR. 51.' Good condition, complete with original pin fittings, safety roller catch in good working order, no enamel loss, minor surface scratches.Diameter approx 29mm.