Minnie Millie the Engine Lookerafterer: The Engine Series, Book 6 (Unabridged‪)‬

Minnie Millie is the station cleaner who likes to look after her engine friends.

But her friends, Little Titch and Gideon, want to know just who is it who controls all the Mainland engines.

To find out, they must go all the way to the Big City, where the biggest surprise of all is waiting for them....