"The Red-Headed League" was the second of Sir Arthur Conan Doyle's 56 Sherlock Holmes short stories to be published in The Strand magazine. Doyle ranked "The Red-Headed League" second in his list of his 12 favorite Holmes stories. It was first published in August of 1891 and was later the first of the stories collected in The Adventures of Sherlock Holmes in 1892.
At first I thought the ( American?) narrator was computer generated, the delivery is so odd, but there was worse to come in the form of some attempts at a cockney accent. Oh, dear!