Rare steam tram at the Telford steam railway

Two clips of this rare and strange loco

[@robmasterman]

What a fascinating machine Jamie, I liked that one..thanks..5*..Bob

[@Roylambeth]

Super tram. Any thoughts of extending the line? I must come to see it running

[@markmyword295]

It's nice to see something unusual,

[@paulhammond1705]

P. K. H. STEAM "RAIL TRAM'S".
P. K. H. "RAIL TRAM'S".

[@7822welshsteam]

What's it's history?