And this one?
It's a Davenport loco. USA types similar to this have been built around 1904/1905, but this one - still in working order - carries no plates, numbers or signs:
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www.photorail.com]
It's the only working piece of a not-so-serious tramway museum in Altavilla Monferrato, near Asti.
Before it worked until the 80's in Arquata private freight yard.