N2309J Beech 23 Musketeer Private Duncan - Halliburton Field (DUC / KDUC), USA - Oklahoma Steve Aubury - 01/05/1973
N5388T Piper PA-34-200 Seneca Private Duncan - Halliburton Field (DUC / KDUC), USA - Oklahoma Steve Aubury - 01/05/1973
N6466T Cessna 150 Private Duncan - Halliburton Field (DUC / KDUC), USA - Oklahoma Steve Aubury - 01/05/1973
