Propeller/rotor malfunction involving Transavia PL12 T-300, VH-ABU, "Greenacres" 28 km east of Tarcutta, New South Wales, on 28 April 1990
Cessna 182-Q, VH-RUJ, Durham Downs (40 km west of Jackson), Queensland, on 26 April 1990
Grumman AA5, VH-SYM, Rottnest Island, Western Australia, on 26 April 1990
Loss of control involving Piper PA28-181, VH-RNU, Coolangatta, Queensland, on 26 April 1990
Piper PA31-350 Chieftain, VH-NDU, Cessna 210-M Centurion, VH-MDU, Over Blacksmith Island, Queensland, on 25 April 1990
Cessna 172P, VH-BOF, Estrelita, Western Australia, on 24 April 1990
Robinson R22-Beta, VH-IBE, Birrimba Station (80 km south of Katherine), Northern Territory, on 24 April 1990
Air Tractor AT301, VH-AYK, 30 km south of Boggabilla, New South Wales, on 24 April 1990
Beech B95, VH-UAU, 1 km west of Archerfield, Queensland, on 23 April 1990
Cessna 501, VH-LCL, Lord Howe Island, New South Wales, on 22 April 1990
Cessna TU206-A, VH-DGD, Bankstown, New South Wales, on 22 April 1990
Cessna 402-C, VH-JOC, Kondaparinga, Queensland, on 20 April 1990