Episode
The Adventure of the Mazarin Stone
- Adaptation: NBC radio dramas
- Episode: 1x17
- Airdate: 09 February 1931
- Canon basis: The Adventure of the Mazarin Stone
Previous: The Adventure of the Creeping Man
Next: The Adventure of the Sussex Vampire
| Cast | ||
|---|---|---|
| Richard Gordon | as Sherlock Holmes | |
| Leigh Lovell | as Dr. John H. Watson | |
(cast list not finalised)