The Casebook of Sherlock Holmes · Character
John Mason
A trainer at Shoscombe Old Place involved in the mystery.
minor
Also known as Mr. John Mason, Mr. Mason, Mason
First appearance: The Adventure of Shoscombe Old Place
John Mason shows up with force in The Adventure of the Three Garridebs. The page is where that presence becomes real.
John Mason is the alias used by Killer Evans, who poses as John Garrideb.
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In The Adventure of the Three Garridebs: John Mason is the alias used by Killer Evans, who poses as John Garrideb. Later, in The Adventure of Shoscombe Old Place: Sir Robert's trainer who first suspects madness and…
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See John Mason in The Adventure of Shoscombe Old PlaceCharacter Web
10 connectionsA slice of how John Mason sits in the book — open the reader for the full interactive map.
Relationship types
- Other
Character groups
- Gruner's web of victims
- Protagonist
- Shoscombe Old Place suspects
- Holmes's inner circle
- Minor characters across cases
+5 more in the full Character Web
Open in readerNarrative arc
Story tension across the book — this chapter sits in Falling action.
- Setup
- Escalation
- Breaking point
- Aftermath
- Closing
This excerpt marks the dramatic climax because it reveals the story’s central emotional and psychological peak…
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John Mason appears across 2 companion beats. Open any chapter in the free preview to see the notes beside the text.
Chapter companion notes
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See John Mason in The Adventure of Shoscombe Old Place