Jim and his friends try to discover who is responsible for the destruction of machinery in his father's print shop.
- ISBN10 0340041323
- ISBN13 9780340041321
- Publish Date 1 October 1969
- Publish Status Transferred
- Out of Print 10 May 2000
- Publish Country GB
- Publisher Hachette Children's Group
- Imprint Hodder Children's Books
- Format Hardcover
- Pages 128
- Language English