Amid the backwater canals of an English industrial town, five children unravel a fifty-year-old mystery about a half-sunken canalboat and its hidden treasure.
- ISBN10 0397321910
- ISBN13 9780397321919
- Publish Date 1 January 1986 (first published 29 August 1985)
- Publish Status Out of Print
- Out of Print 15 June 2011
- Publish Country US
- Imprint Lippincott Williams & Wilkins
- Edition American ed.
- Format Hardcover
- Pages 170
- Language English