Frank and Joe return for more dangerous adventures. Blood is as thick as thieves in this story, in which the Hardy brothers find themselves involved in an elaborate and deadly scheme against their father's oldest friend.
- ISBN10 0671687794
- ISBN13 9780671687793
- Publish Date 1 June 1988 (first published 1 May 1988)
- Publish Status Out of Print
- Out of Print 25 March 2015
- Publish Country US
- Imprint Simon & Schuster
- Format Paperback
- Pages 10
- Language English