The Sherlock Holmes its headquarters on the purported site of 221B Baker Street), decided to create an exhibition based on the fictional detective Sherlock Holmes. Four Holmes enthusiasts (with the support of the family of Sir Arthur Conan Doyle) designed and planned the exhibition, collecting materials (many of them donated) for display, including a Persian slipper to hold Holmes’s tobacco, a gasogene for Dr Watson's soda, and a jack-knife for Holmes to pin his unanswered correspondence to the mantelpiece with. In Abbey House on Baker Street Holmes' sitting room at 221B Baker Street was created. Each day crumpets were supplied by a local
The Adventure of Sherlock Holmes' Smarter Brother Sacker, shares a similar name with that originally applied to John Watson, Ormond Sacker. The film's title and premise are a joke referring to the character of Mycroft Holmes, Sherlock Holmes' "older" brother, who was by both of their estimates a good deal smarter than Sherlock. He was, however, too lazy to become a detective, and did indispensable work for the British government. Mycroft was described by Sherlock in conversation with Watson: Mycroft is mentioned briefly in the beginning of the film, which presupposes that Holmes was one of three brothers. Sigerson's name refers to an alias used by Sherlock