WW1 On War Service 1915 munition workers nickel plated badge

A scarce original First World War official 'On War Service 1915 munitions workers badge', nickel plated example the voided centre bearing the 'Board of Ordnance' shield; the reverse with maker's details stamped in relief 'Woolley & Co and impressed with official issue number '62897' 'K'. Very good condition, complete with original buttonhole fitting.
Height 44mm.

Code: 60072