06-05-2022, 09:02 AM
The first thing you are missing is this advice: Always resort to the A7CA archive. If you look here
http://archive.a7ca.org/wp-content/uploads/PL_1521.pdf
on pages 16-17 it may be that the drawings there will provide a clue.
Regards,
Stuart
http://archive.a7ca.org/wp-content/uploads/PL_1521.pdf
on pages 16-17 it may be that the drawings there will provide a clue.
Regards,
Stuart