Main Characters
- Sherlock Holmes
- Dr John Watson
- Mycroft Holmes
- Arthur Cadogan West
- Inspector Lestrade
- Colonel Valentine Walter
- Miss Violet Westbury
- Mason, a plate-layer
- Sir James Walter
- Admiral Sinclair of Barclay Square
- Mr Sidney Johnson
- Old gentleman who represented the railway company
- Unknown passenger
- Mother of Arthur Cadogan West
- Night watchman at the Woolwich Arsenal
- Clerk in the Ticket Office at Woolwich Station
- Hugo Oberstein
- 221b Baker Street, London
- Pall Mall, London
- Diogenes Club, London
- Whitehall, London
- Woolwich Arsenal
- Aldgate Station Underground system
- Metropolitan line/Willesden and outlying junctions
- Woolwich Branch of the Capital and Counties Bank
- Woolwich Theatre
- Siam
- Admiralty
- Barclay Square, London
- London Bridge
- Woolwich Station
- 13 Great George Street, Westminster
- Campden Mansions, Notting Hill
- 13 Caulfield Gardens, Kensington
- Goldini’s Restaurant, Gloucester Road, Kensington
- West End, London
- Gloucester Road Station
- Offices of the Daily Telegraph
- Stock Exchange
- Hotel du Louvre, Paris
- Charing Cross Hotel
Untold Cases
Messages and Rituals
- Telegram from Mycroft Holmes to Sherlock Holmes
- Telegram from Sherlock Holmes to his brother Mycroft
- Note to Sherlock Holmes sent by Mycroft Holmes
- Note from Sherlock Holmes to Dr Watson
- Advertisements placed in the agony column of the Daily Telegraph by Hugo Oberstein (Pierott)
- Advertisement placed in the agony column of the Daily Telegraph by Sherlock Holmes
- Letter dictated by Sherlock Holmes
- No ticket in the pocket of Cadogan West
- Items found in the pocket of Cadogan West
- Additional items not mentioned in the press
- Bruce Partington Plans
- Keys needed to obtain access to the Plans
- Snapped twigs outside the office at the Woolwich Arsenal
- Items Sherlock Holmes instructed Dr Watson to bring with him to Goldini's restaurant
- Cash-box found in study of Hugo Oberstein
- Envelope containing slips of paper also found in Oberstein’s study
- Short life preserver
- Emerald tie pin
Sayings
Character Illustrations
Deductions
Additional Information
- Area
- Points on the railway line
- All the Queen’s horses and all the Queen’s men
- Polyphonic Motets of Lassus
- Bimetallic question
- Foolscap
- Curacao
- Dress circle
- Jemmy, dark lantern, chisel, revolver