To celebrate what would be Arthur Conan Doyle's 164th birthday today, May 22, all of Improbable Press' Sherlock Holmes books are 22% off! This includes their hot new seller, A Case of Madness by Yvonne Knop.

https://improbablepress.com/blogs/improbable-press/happy-164th-birthday-arthur-conan-doyle

#SherlockHolmes #booksale #arthurconandoyle #ImprobablePress @bookstodon