Thank you! My needles arrived yesterday.
Here are a couple of pics of the G&B curved needle next to the W&W curved needle.
Definitely NOT interchangeable. (the smaller one is the G&B)
I am still working out how to thread the lower portion. (it is a two spool, two thread machine)
[ATTACH=CONFIG]450203[/ATTACH]
[ATTACH=CONFIG]450204[/ATTACH]