Whaddyacallit #495 - Solved! T.A. Jaggar's amphibious vehicle

[Ray B.]

Ever seen this?

If you did, please tell us what is this car, and who created it.

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Also, please be sure to check out our other puzzles, and, please post a puzzle of your own if you'd like - the more, the merrier.

Thanks!

[Ray B.]

Experts, have at it! (old Autopuzzles saying)

[Ray B.]

Pros, have at it! (old Autopuzzles saying)

[pnegyesi]

T.A. Jaggar's amphibious vehicle to explore volcanos

[Paul Jaray]

too late...
It seems there are at least 3 vehicles like this, built by Mr Jaggar.
Here are the others plus another view of this one:

[Ray B.]

Another one solved by pnegyesi. I'll add other pictures later.