The New Vigilantes by James D. Horan Paperback, 437 Pages, Published 1976 by Avon Books ISBN-13: 978-0-380-00685-4, ISBN: 0-380-00685-5
Pictorial History of The Wild West A True Account of the Bad Men, Desperados, Rustlers, and Outlaws of the Old West- and the Men Who Fought Them to Establish Law and Order by James David Horan, Paul Sann, Rh Value Publishing Hardcover, 254 Pages, Published 1983 by Bonanza Books ; Crown Publishers ISBN-13: 978-0-517-01430-1, ISBN: 0-517-01430-0