c1960s travel posters - ‘Boac/ Australia/ A Snack for a Friendly Koala at the Sir Colin MacKenzie Sanctuary, Healesville’; & ‘Boac/ Australia/ Exploring the beauty of a coral pool on the Great Barrier Reef at Heron Island’, published by Australian National Travel Association. Both colour process lithographs, printed by Posters Ltd of Sydney, each overall 63 x 101 cm. Condition A-. (2 items)