Shell rigidity was tested with a highly scientific acoustic method, rapping with a stick.

Seriously though, the shell is extremely rigid.
Well, that is about it for shell fabrication. I think the shell is going to work well. I'll update this thread occasionally as the jet comes together.
Bob
Link to short video:
http://www.rcuvideos.com/item/F9GRFCGGP8Z8GHL2