6 books in series

Ministry of Peculiar Occurrences

Ministry of Peculiar Occurrences is a 6-book series with 6 primary works first released in 2011 with contributions by Pip Ballantine, Tee Morris, and Philippa Ballantine.

Silver Linings
The Janus Affair
Dawn's early light
The Diamond Conspiracy
The Ghost Rebellion
Operation: Endgame