Stealth Pilot wrote:
...
reminds me of the disassembly of my Auster. armed with a full set of
good quality A/F spanners I was horrified to find that not one spanner
fitted The entire aircraft had to be disassembled with two adjustable
jaw spanners.
why the poms used BA I'll never know.

Stealth Pilot

..er... the BA was an effort at going metric! Then there was BSF, BSWhit
BSBike, BSPipe, RAS and several others that I forget.

Brian W