Main Characters
Incidental Characters
Locations
- 221b Baker Street, London
- Sussex Downs
- Whitehall Terrace
- 16 Godolphin Street, London
- Rue Austerlitz, Paris
- Ivy Plant Public House
Messages and Rituals
- Newspaper report
- Cipher telegram to the foreign potentate who sent the now missing letter
- Report in the Daily Telegraph
- Note from Inspector Lestrade asking Holmes to call at 16 Godolphin Street
- Envelope containing the document in question
- Murder weapon
- Blood stains on the wooden floor
- Small picture of Lady Hilda Trelawney Hope
- Duplicate key to the despatch box
- Letter which Eduardo Lucas used to blackmail Lady Hilda Trelawney Hope
- Hiding place under the carpet
Sayings
Character Illustrations
Deductions
Additional Information