World War I "For Service at the Front" lapel pin No. 409618. The pin was used to identify war veterans so that they could claim benefits set aside for them at home. Physical description: A round brass badge; in the centre is an enamelled shield of the Union Jack flag; on the front above shield, is inscribed "FOR SERVICE AT THE FRONT" around the outside, Embossed (on front, above shield) is "CEF"; Embossed (on back) is "PENALTY FOR MISUSE 500 DOLLARS OR SIX MONTHS IMPRISONMENT"; Stamped (on back) is the serial number (of the badge and not the soldier).