Office of Steam Forum for Model & Toy Steam Gas & Hot Air Engines

Found this article on history of the Big 4, assume that Al is your relative, that was quite a restoration.

https://classictractorstv.com/massive-piece-selling-at-auction/

Yes, Dad’s cousin. I don’t think I could have ever sold the tractor after putting that much time and work into it, but then again I have trouble selling an old Mamod that came as an extra in an ebay lot