Agents Until Watson's arrival at Baker Street, Holmes largely worked alone, only occasionally employing agents from the city's underclass. These agents included a variety of informants, such as Langdale Pike, a "human book of reference upon all matters of social scandal",Klinger II, p. 1545—"The Adventure of the Three Gables" and Shinwell Johnson, who acted as Holmes's "agent in the huge criminal underworld of London".Klinger II, p. 1456—"The Adventure of the Illustrious Client" The best known of Holmes's agents are a group of street children he called "the Baker Street Irregulars".Klinger III, p. 305—The Sign of Four. These "street Arabs" also appear briefly in A Study in Scarlet and "The Adventure of the Crooked Man".
Agents Until Watson's arrival at Baker Street, Holmes largely worked alone, only occasionally employing agents from the city's underclass. These agents included a variety of informants, such as Langdale Pike a "human book of reference upon all matters of social scandal",Klinger II, p. 1545—"The Adventure of the Three Gables" and Shinwell Johnson, who acted as Holmes's "agent in the huge criminal underworld of London".Klinger II, p. 1456—"The Adventure of the Illustrious Client" The best known of Holmes's agents are a group of street children he called "the Baker Street Irregulars".Klinger III, p. 305—The Sign of Four These "street Arabs" also appear briefly in A Study in Scarlet and "The Adventure of the Crooked Man".