Australia. Four Second War Royal Australian Air Force (RAAF) Wireless Operator Badges

Two badges in bronze gilt, two badges in blackened bronze; two badges feature the Wireless Operator insignia within a wreath, with an individual Tudor crown above, held in place via three pins and a nut to a 56.7 mm in diameter metal support plate; the other two badges with the Wireless Operator insignia within a wreath, without the Tudor crown, held in place via three pins to a 56.7 mm (w) x 42 mm (h) metal support plate. Near extremely fine.