I have found several interesting books available on the internet for free. Feel free to download any of them.
- An Account of the Remarkable Occurrences During His Captivity with the Indians by Col. James Smith
- The Cause and Cure of Malocclusion, Chapter 4 by John Mew
- An Historical Account of the Expedition Against the Ohio Indians by Henry Bouquet
- History of the Scottish Nation by J.A. Wylie
- Nutrition and Physical Degeneration by Weston A. Price
- Running Fast and Injury Free by Gordon Pirie
- Shut Your Mouth and Save Your Life by George Caitlin
- A Treatise on Indian Tactics by Col. James Smith
- A Treatise on Partisan Warfare by Johann Ewald
These are reading lists compiled by other people.