1. Murder Past Due (2011)
3. File M for Murder (2012)
4. Out of Circulation (2013)
5. The Silence of the Library (2014)
6. Arsenic and Old Books (2015)
7. No Cats Allowed (2016)
8. Twelve Angry Librarians (2017)
9. Claws for Concern (2018)
10. Six Cats a Slayin' (2018)
11. The Pawful Truth (2019)
12. Careless Whiskers (2020)
13. Cat Me If You Can (2020)
14. What the Cat Dragged In (2021)
15. Hiss Me Deadly (2023)