Air Raid Precautions 1941 hallmarked silver miniature ARP badge

A scarce Second World War miniature 'Air Raid Precautions badge' mounted on a tie pin, the reverse bearing Birmingham silver hallmarks for 1941 and maker's details "J.F" (James Fenton & Co). Very good condition, original pin fittings.
Width 37mm.
Height 19mm.

Code: 50735