Tor Books is a US American publishing house and the original publisher of the Safehold Series.
- Off Armageddon Reef (2007)
- By Schism Rent Asunder (2008)
- By Heresies Distressed (2009)
- A Mighty Fortress (2010)
- How Firm A Foundation (2011)
- Midst Toil and Tribulation (expected September 2012)
- Detailed article about Tor Books on Wikipedia