NSB Class 21
The Norges Statsbaner Class 21 is a class of 2-6-0 steam locomotive. 42 were built.
There were five subclasses 21a, 21b, 21c, 21d and 21e.
Five have been preserved; these are 207, 225 and 252 and 376 and 377. The two 21c engines are both based in the UK.
