Approximately 42 books including "Civil War Collector's Encyclopedia" by Francis A. Lord, "Handguns of The World" by Edward C. Ezell, "Smith & Wesson 1857-1945" by Neal and Jinks, two "The Webley Story" by Dowell, "Olson's Encyclopedia of Small Arms" by Olson, Part I and II of "British Sporting Guns & Rifles", "The Krag Rifle" by Brophy, "Sidelocks & Boxlocks The Classic British Shotgun" by Geoffrey Boothroyd, "The Rifle Book", "The Shotgun Book and "Complete Book of Shooting" by Jack O'Connor and "Boothroyd's Directory of British Gunmakers" to name a few. Also included is an iron cannonball measuring 15 1/2" around.