WW1 Australia Day 1918 fundraising kangaroo badge

A scarce original circa Great War period large celluloid tin button badge, sold in aid of 'Australia Day 1918' in the form of a coloured image of a Kangaroo surmounted by a Crown within a laurel wreath; the rim with maker's details 'A.W. Patrick, Maker Adelaide & Melbourne'. Very good condition, retaining original pin fitting, minimal foxing, colours remain bright. Diameter 32mm.