sentences:  Emu flew Piper Chieftain aircraft to Kingscote, American River, Penneshaw and Parndana, before air regulations dictated abandonment of all airstrips except Kingscote.Air Kangaroo Island (formerly Air Transit), flew Cessna 402s to the island during the 1990s.Keith Stevens operated Albatross Airlines for much of the 1980s and early 1990s.