Since her father disappeared ten years ago, Mary has received annually and anonymously a pearl. When she is finally requested to meet the sender she is accompanied by Holmes and Watson. The stranger relates to them a tale of secrecy, hidden treasure and sudden death.
- ISBN10 1557093016
- ISBN13 9781557093011
- Publish Date 12 December 1993 (first published 1 February 1890)
- Publish Status Unknown
- Out of Print 19 February 2014
- Publish Country US
- Imprint Applewood Books
- Format Hardcover
- Pages 296
- Language English