There are 3 books in the Sherlock Holmes and Young Winston series.
The Sherlock Holmes and Young Winston series does not have a new book coming out soon. The latest book, The Giant Moles (Book 3), was published in May 2013.
The first book in the Sherlock Holmes and Young Winston series, The Deadwood Stage, was published in December 2012.
The Sherlock Holmes and Young Winston series primarily falls into the Historical Police Procedural, Traditional British and Mystery genres.