Those of us who are voracious readers can never get our fill. There is always some intriguing new mystery or riveting new thriller to devour and an endless stream of new releases to add to our reading wish lists.
But sometimes you just crave a classic. These are the books that created the scaffolding for the genres we know and love—and they are just darn good.
Every month, we’re bringing you a selection of free ebooks to read that are perfect for all you timeless sleuths out there—lovers of all things mysterious and thrilling.

Bat Wing
Detective Paul Harley is intrigued by his client's mysterious tale of how he was stalked and threatened by a shadowy figure. Colonel Juan Menendez had many reasons to flee his colonial properties in the Spanish West Indies. But, as it turns out in this tale of vampirism and voodoo, England may not be far enough for Menendez to escape his enemies.

The Mystery of Edwin Drood
Charles Dickens's unfinished final novel follows Edwin Drood, who has promised to marry the lovely Rosa Bud when he comes of age. But Edwin isn't the only man after Rosa's heart. When, on Christmas Day, Edwin mysteriously vanishes, foul play seems likely. Suspects about in this open-ended mystery by a literary great.

The Evil Shepherd
When a businessmen is found stabbed through the heart, the obvious suspect is his business partner, Oliver Hilditch. The case appears closed before it even reaches court, and Hilditch destined for the gallows. Brilliant defense attorney Francis Ledsam, however, is determined to win his case, and uses every legal trick in the book to free his client. His defense is a marvelous success, but before he can enjoy it, Hilditch's wife reveals to him a terrible secret: her husband is guilty of crimes for more sinister than murder….

The Filigree Ball
Young Veronic Moore is not superstitious, so she decides to have her lavish wedding at her family's mansion in Washington D.C. despite the house's reputation as the location of multiple deaths. When a guest is found murdered at the party, a man comes to the police with a clue. Now, a detective must enter the dreaded Moore house and discover the secrets it has been hiding.