.... the radio controlled Land Rover that went out of control and shot through the side of the VGS hangar at Aberporth ....
(The Landy) ... thought it had been re-chipped as a Jindivik, did it ??
And on a more serious note -
Engines .............
A big BZ for what you are doing. Even if we can't all help with your research, I'm sure (I hope) that most of the folks here are (should be) applauding your efforts.
LFH (one time ATC cadet - two times gliding - both press-ganged)