The Investigators - A Lucas Voigt mystery

Sherlock Holmes meets Wyatt Earp meets Jack the Ripper meets Lucas Voigt in this Lucas Voigt mystery. Two loves stories run though the plot. In present day London, boy genius and amateur detective Lucas Voigt befriends time travellers (or are they out of work actors?) Sherlock Holmes and Wyatt Earp and, after various adventures, sets out to track down a new and terrible serial killer, and solve for once and all the mystery of Jack the Ripper... About 60000 words.
Also available as a  paperback.