Yar, another one.

Have a go at this one.

Holt or best American contraption for prarie ploughing

Well that didn't last long.
Yes a Holt or in reality the first Caterpillar, the next model had a gas engine (not steam) then they lost the steer wheel .
As well as the steer wheel it has steering clutches, the boiler is oil fired, a very interesting machine.



Here's the next version.

It is however a replica so does it count ?

It is however a replica so does it count ?

Well it's the only one, so I suspose it does.