Willem is a moody and grumbling pirate, but he makes friends with the boy Frank and tells him all his adventures.
Author: Ingrid and Dieter Schubert
Illustrator: Ingrid and Dieter Schubert
Publisher: Lemniscaat
Binding: hardcover
Number of pages: 25
Dimensions: 26.4x21.7x0.9cm
Age: 4+