"The Adventure of the Solitary Cyclist", one of the 56 Sherlock Holmes short stories written by Sir Arthur Conan Doyle, is one of 13 stories in the cycle collected as The Return of Sherlock Holmes (1905). It was first published in Collier's in the United States on 26 December 1903, and in The Strand Magazine in the United Kingdom in January 1904. Source: Wikipedia (en)