Kai Glaesner wrote:

imagine you consider byuing an older airplane, e.g. a Piper from the Pa-28
Arrow series: is there an age (or a year of birth ;-) you would not exceed?

I wouldn't go much further back than 1917.

George Patterson
Treason is ne'er successful, Sir; what then be the reason? Why, if treason
be successful, Sir, then none dare call it treason.