Very interesting reading, and lots of pictures too.
http://www.tincantourists.com/wiki/doku ... zZvtJgo7IU
Intersting tidbit towads the end, though obviously a little dated:
"Speculative talk of a new Chinook RV production line opening could occur as early as summer 2013. The first new models are expected to be built on Ford's commercial van cutaway Econoline E-450 chassis, to be possibly followed later next year on the new Ford Transit chassis. "