Still a first. Size isn't everything.

[pedant]Besides which, a model is typically a smaller scale version of an original object. The aircraft flown in Chard
was the original.[/pedant]
I did think that, but "model" is also the usual term for a reduced-scale prototype of something bigger to be built later. As in this case, except it never was (built, that is).
Oh, and of course that should be "Muppet".