WW2 Air Raid Precautions 1939 silver miniature ARP badge by Charles Horner

A scarce original Second World War period fine quality 'Air Raid Precautions miniature silver lapel badge' the reverse bearing the very distinct trademark intertwined initials 'CH' of the very collected maker 'Charles Horner' of Mickey Mouse fame; the reverse impressed with Chester silver hallmarks for 1939. Very good condition, complete with original buttonhole lapel fitting. Height approx 19mm.