Air Raid Precautions 1939 silver miniature size ARP pin badge by William James Dingley

A scarce original wartime period fine quality 'Air Raid Precautions miniature silver home front badge' the reverse impressed with Birmingham silver hallmarks for 1939 and maker's details 'W.J.D' (William James Dingley). Very good condition, complete with original pin fittings.Height approx 19mm.