Ed Brown. CD-ROM. Contains all the information and photos in the book. Lets you read on screen, enlarge the graphics, even print out for use at the bench. More than just a basic maintenance manual; well illustrated, step-by-step instructions cover gunsmith installation of new parts and bench work the individual can perform with minimal tools. Clearly illustrated with photographs that define important points. Twenty-three chapters are filled with insight and tips from Ed's many years of professional gunsmithing experience. Reloading chapter explains the why and how of ammo function and its relationship to proper cycling. Runs on Mac or PC using Windows operating system. Mac users will need to download Adobe Acrobat Reader.