Originally Posted by Nos4r2
That's not possible
It'd mean Seariders predated the Atlantic College ribs, which they didn't.
Atlantic collage & Avon had a close working relationship
Avon first exhibited a 13 ft or 4 metre wood hull rib (searider )at the 1967 London boat show ,
Avon Grp hull Searider Rib was then exhibited at the London boat show 1968,