I didn't think these were worthy of their own separate threads so here's a few photos!
Nimrod MR4
Morane Saulnier ParisII
Andover
Skyraider
The "Jetman"
Lets just say that a person sized object at around 8000ft with model jet turbines strapped to him isn't very easy to see...
Lesson learnt? 400mm isn't aways long enough - even when on a 1.3x crop body...