NOTE: These are NOT recommendations UNLESS clearly indicated. For more information see About Book Deals.
- The Forgotten Slave Trade: TheWhite European Slaves of Islam by Simon Webb ($2.99 or available through Kindle Unlimited)
- Fairchild Republic A-10 Thunderbolt II: The ‘Warthog’ Ground Attack Aircraft by Peter C. Smith ($2.99)
- Fall of Civilizations: Stories of Greatness and Decline by Paul M. M. Cooper ($2.99)
- The Crusader Armies: 1099-1187 by Steve Tibble ($2.99 or available through Kindle Unlimited)
- Islamic Spain: 1250 to 1500 by L. P. Harvey ($3.99)
- Warfare in the Medieval World by Brian Todd Carey, Joshua B.Allfree, and John Cairns, et al ($2.99 or available through Kindle Unlimited)