Since it is -possible to design a spring which does exactly what is required when lubricated, and utterly impossible to predict how it will...
Only Mk1 corridor stock had Buckeyes, non-corridor suburban stock did not.
There is no such thing as a "simple Mallet", although I suppose the term could refer to a Mallet which lacks complexity, or possibly a Mallet...
It is far from splitting hairs. In the taxonomy of steam locos they are specific terms meaning different things and should be used properly, it is...
A Big Boy is categorically NOT a Mallet, it is a simple-articulated locomotive. For the record and to correct several other popular Big Boy...
ALCO had the sole US licence for the Gresley conjugated valve gear and promoted it vigorously in the 1920s as part of its 3-cylinder campaign when...
Forgive me if I am mistaken, but several of your posts suggest that you may be confusing the terms "Mallet" and "articulated", they are not...
I remember it well, very weird even by the standards of the time. If I remember correctly it was for a wall-paper adhesive advertisement.
Overhaul costs per mile will be fine if the loco is doing the mileage BR used to do. There is no heritage railway in the UK that could put even a...
The East Somerset has done, twice, but had to take them down the branch to Merehead for a good workout. Over 2000 tons as I recall. They are...
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