3This new 6th Edition has been thoroughly updated and includes the following: Expanded to over 1,000 pages and contains 100+ chapters Over 1,675 individual cartridges/shotshells are listed with historical information in addition to cartridge images with dimensions The increased 16-page color section now depicts over 320 current rimfire/centerfire cartridges and shotshells in actual size. 10 pages of comprehensive Indexes make finding specific cartridges and information both quick and easy Cartridge profiles/drawings and ballistic charts have been expanded to include all the new factory cartridges. Even Nosler's new cartridges have been included