Two sixteen-year-old boys, suspicious of the sudden death of an eccentric millionaire, look for a clue to the mystery in the last crossword puzzle the old man worked on.
- ISBN10 0316156590
- ISBN13 9780316156592
- Publish Date 1 October 1982
- Publish Status Out of Print
- Out of Print 29 December 2016
- Publish Country US
- Imprint Little Brown and Company
- Format Hardcover
- Language English