To your marks!
The clubs are gathered not by nationality but by manufacturer. Thus, the models displayed in the Club enclosure tell the public the manufacturer's life story.
To do so, they must satisfy two conditions and if there is no exemption for the first one, the second accepts a few exceptions.
First of all, they must be in perfect condition.
Then, they have to have been built before 1966, but, as some rules are made to be broken, a few more recently built models of certain brands can be accepted, we call them the Happy Few.