: Since I'm on here I may ask for any tips on joining the deck to the hull.
: Nick's way seems pretty straight forward but thought I'd see if there are
: any other ideas.

Ratchet tie downs (the kind used to secure loads on car trailers etc) were useful to squeeze the top half in and Irwin Quick Clamps reversed to act as spreaders helped to push the bottom half out. I found that once I'd got the two halves to match fibre tape held the halves in place and I could remove the various clamps. Also the odd four letter word helped.