Tony, please don't apologise. I'm very grateful for the reply.
It's a nice boat and I haven't downloaded it myself, but apparently it doesn't scale.
Anyway, my chum is now researching innards although it's to be a dummy steamer as he, like so many of us, doesn't have the dosh for RTR real steam and alas has no workshop to make or I'm sure he would.
Regards,
Vintagent