ioo Book of Locomotives 



decided that the main thing was the boiler, 

 and his desire is to keep his designs standard 

 as regards boilers and motion. For this 

 reason he has taken the " Pacific '' boiler 

 for his " Mikado '" type of goods engine, 

 whose wheel formula is expressed 2-8-2. 

 These engines are specially designed for 

 the heavy mineral trains in the Peterborough 

 district, but when it is seen that the bigger 

 engine is worth while, the class will be 

 added to, and their activities extended also. 

 In many respects they follow the 2-8-0 

 mineral engines of the same designer's 

 building. 



The other innovation is the introduction 

 of the " Garratt " articulated engine, intro- 

 duced for banking duties in place of a 

 couple of smaller machines. The " Garratt " 

 deserves more space than can be given here. 

 Truth to tell, these British-built engines 

 have secured greater recognition abroad 

 than at home, but the L.M.S. are also turn- 

 ing to them and have over thirty in service. 



The Great Western locomotive practice 

 since the grouping can be dismissed in a 



