Nancy uncovers a mystery while cruising to Rio de Janeiro when a drawing of a black widow spider with a coded message is slipped under Nancy's door.
- ISBN10 0671646958
- ISBN13 9780671646950
- Publish Date 1 October 1988
- Publish Status Out of Print
- Out of Print 9 November 2015
- Publish Country US
- Publisher Simon & Schuster
- Imprint Pocket Books
- Format Paperback (US Mass Market)
- Language English