Here are a few rego's that may jog the memory:- PA-24-250 VH-MCA (ex VH-APY), regd .6.4.1964 to 23.01.1967, VH-APY, Cessna 182G, 04.10.66 to 09.08.1969, VH-APZ, PA-28-160, 20.08.1962 to 02.06.1964, VH-MCD, PA-24-250, 15.11.1961 to 22.03.71, VH-MCM, PA-32-260, 25.03.1966 to 21.08.1975, VH-MCN, Mooney Super 21, 07.05.1963 to 09.07.1965, VH-MCO, PA-30-160, 06.05.1966 to 02.06.1975....more to follow.