|This article is about the Story Library book. You may be looking for the standard or narrow gauge engine.|
Stanley is the sixtieth book in the My Thomas Story Library series.
Stanley arrives on The Island of Sodor to help with the restoration of Great Waterton. Thomas takes an instant dislike to the new engine after he takes his job at Great Waterton and he decides to play a trick on him. Unfortunately, it soon backfires and when Thomas tries to make up for it, he ends up down a mine. In the end, he makes a new friend in Stanley.
- This book is based on the 2008 special, The Great Discovery.