Beryl Stapleton
From The Arthur Conan Doyle Encyclopedia

Fictional character.
In the Sherlock Holmes stories
aka Beryl Garcia (maiden name) (HOUN 3671).
aka Mrs. Vandeleur (false name) (HOUN 3671).
- She tried to warn the Baskerville party about the Jack Stapleton plan (HOUN 1565). She later sent an anonymous warning letter (HOUN 3732).
- Used by Jack Stapleton but ultimately helped Sherlock Holmes by guiding him toward Stapleton's lair in the Grimpen Mire (HOUN 3590).
