jo Book of Locomotives 



be brought right out over the frames, with 

 the trailing wheels well below it. 



The :< Atlantic " type came from the 

 States, and they were in use there long 

 before our designers thought they would be 

 suitable for British railways. As regards 

 this country we owe their introduction to 

 Mr. Ivatt, on the Great Northern, who 

 brought out his famous ' 990 " class in 

 1898. 



Mr. Ivatt had come to the Great Northern 

 from an Irish railway, and he found that 

 wonderful locomotive tradition in full being 

 of which the foundations had been laid by 

 Archibald Sturrock, and then built up by 

 Patrick Stirling. The fine eight-footers 

 were taking loads which on the rival 

 North-Western were being given to two 

 engines, but it was obvious that their limit 

 was reached if not passed. 



Ivatt tried to improve the fine stud of 

 '* singles " by re-building them with larger 

 boilers, incidentally giving them domes in 

 place of the perforated collecting pipe. 

 Then he turned round to see what else 



