North-west horizon

Description: The ports, mineral resources and industries of north-west Australia. Broome, with an overseas port, pearling, whaling, manganese; Port Hedland, Wittenem Gorge and asbestos mines; Derby, the cattle port; oil exploration, rice growing; iron ore at Yampi Sound; bean-growing at Caernavon; Wyndham and the beef industry; the role of aircraft in this area.