Salty's Secret (German book)

Salty's Secret is a German book, illustrated using photographs from the television series.

Plot
Salty is a new diesel who loves the sea so he is understandably upset when he is sent to work at the quarry.

Characters

 * Thomas
 * Percy
 * Salty

Trivia

 * This book is based on the sixth season episode, Salty's Secret.