Cessna 172RG, VH-BOY, Moruya Airport, New South Wales, on 7 August 1990
Drifter 503, 25-0309, Boonah, Queensland, on 5 August 1990
Robinson R22-Beta, VH-HIW, near Lorraine Station, Queensland, on 5 August 1990
Robinson R22A, VH-UXV, 20 km south-south-west of Go Go Station, Western Australia, on 4 August 1990
Piper PA-32-300, VH-HOW, 30 km north-north-east of Murray Bridge, South Australia, on 3 August 1990
Cessna 172M, VH-SZS, Inverway Station (Calowie Yard), Northern Territory, on 2 August 1990
Piper PA-30, VH-PYQ, Bourke, New South Wales, on 2 August 1990
Cessna 210-N, VH-LTT, Mulgrave, Victoria, on 1 August 1990
Collision with terrain involving Cessna 210-N, VH-XAG, Lake Eyre North, 53 km north-west Muloorina Station, South Australia, on 29 July 1990
Aeronca 7A-C, VH-HXY, 5 km south of Tanunda, South Australia, on 29 July 1990
Gemini Thruster, AUF 25-0046, Wellington, New South Wales, on 29 July 1990
Piper Pawnee PA-25-150, VH-GAG, Lockhart Airport, New South Wales, on 28 July 1990