Book 8 of Adventures Down Under. Trouble is brewing aboard the McWaid's family paddle steamer. When Patrick's friend Jeff begins acting strange, Patrick must uncover the secret, even if he must visit the dangerous Collingswood Asylum.
- ISBN10 0613955927
- ISBN13 9780613955928
- Publish Date 1 September 1999
- Publish Status Out of Print
- Out of Print 6 April 2021
- Imprint Turtleback Books
- Edition Turtleback School & Library ed.
- Format Hardcover (Library Binding)
- Language English