|For other uses, see Donald and Douglas (disambiguation).|
Donald and Douglas is the third book in the My Thomas Story Library series.
The engines are working hard but need help. The Fat Controller orders an engine, but to his surprise he ends up with two. He names them Donald and Douglas and gives them numbers, but soon the twins start causing trouble, but do not want to be split from each other. What choice can the Fat Controller make?
- This book is based on the Railway Series book, The Twin Engines.
- Unlike other Story Library books, this one was not re-titled when it was republished in 2011.