Society of Unknowable Objects

The world of unknowable objects - magical items that most people have no idea possess powers - has been quiet for decades . . . But three current members of a secret society have remained watchful, meeting every six months in the basement of a bookshop in London. They are pledged to protect their archive of magical items hidden away, safe from the outside world - and keep the world safe from them. But when Frank Simpson, the longest-standing member