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This article is about 'the Story Library book'. You may be looking for 'the diesel engine or the Engine Adventures book'.

Diesel is the twenty-eighth book in the My Thomas Story Library series.


Percy is unwell so The Fat Controller orders another engine, but Diesel is the only one available. Thomas soon teaches him the ways of the branch line, but the trucks tease Diesel and soon put him in trouble. But Diesel proves himself a useful engine when Thomas falls into trouble.



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