- E-bookA Cowboy DetectiveCharles A. Siringo
- E-bookA Texas CowboyCharles A. Siringo
- E-bookA Texas Cow Boy (A Western Classic)Charlie Siringo
- E-bookA TEXAS COW BOYCharlie Siringo
- E-bookBilly the KidCharles A. Siringo
- E-bookThe Story of Billy the KidC. Stephen Badgley
- E-bookBilly the KidCharles A. Siringo
- E-bookHistory of 'Billy the Kid'Charles A. Siringo
- E-bookRiata and Spurs, The Story of a Lifetime Spent in the Saddle as Cowboy and RangerCharles A. Siringo
- E-bookA Texas Cowboy - Fifteen Years on the Hurricane Deck of a Spanish PonyC. Stephen Badgley
- E-bookA Texas Cow Boy or, fifteen years on the hurricane deck of a Spanish pony, taken from real lifeCharles A. Siringo
- E-bookA Texas Cow Boy or, fifteen years on the hurricane deck of a Spanish pony, taken from real lifeCharles A. Siringo