The Santa Fe Ring versus Billy the Kid, by Gale Cooper, exposes New Mexico Territory's Santa Fe Ring, and its greatest adversary: the Lincoln County War freedom

Gale Cooper's Billy the Kid's Writings, Words, and Wit, in hardcover and paperback, 592 pages, has all written and recorded words of William H. Bonney aka Billy

In Gale Cooper's Real Billy the Kid History: The YouTube Talks, author, Gale Cooper M.D., distills her 20 years of multiple revisionist history books, on Billy

A fictionalized account of the life of Billy the Kid, the notorious outlaw of the Wild West.