Basil, mouse and master detective seeking for the truth behind the theft of the Mousa Lisa, must also solve the mystery of his companion's disappearance.
- ISBN10 0671624369
- ISBN13 9780671624361
- Publish Date 1 January 1986 (first published 1 January 1976)
- Publish Status Out of Print
- Out of Print 17 June 2021
- Publisher Simon & Schuster
- Imprint Pocket Books
- Format Paperback (US Trade)
- Language English