by Ben Aaronovitch, Kobna Holdbrook-Smith, Audible Studios
A Rare Book of Cunning Device is a short audiobook free on Audible that is a part of the ever expanding universe around PC Peter Grant and his 'Falcon' adventures. I like how the series is spread across all different ways of reading (besides the main books and some short stories, the graphic novels ...
This is an audio-only release (for now anyway) about Peter (and Toby) go looking for a poltergeist in the stacks of the basements of The British Library. Harold Postmartin was hanging out at the Folly when Peter got the case, and wouldn't let him shrug it off for awhile, so he got to do a little fie...