Thanks to everyone who commented for a chance to win the latest, greatest edition of Cartridges of the World. With coverage of more than 1,500 cartridges, including the latest introductions in commercial cartridges and wildcats as well as a CD of old and obsolete rounds, this book contains everything the active cartridge collector and firearms enthusiast needs to know.

Congratulations to blog reader “tedbarbour.” He'll be adding this 13th edition to his growing library of Gun Digest books.

If you didn't win the giveaway this round but would like to order a copy of this new release of Cartridges of the World from the Gun Digest Store today, remember to use promo code INSIDEGDB to get free standard U.S. shipping on your order. (Promo code fine print: Items which ship directly from the manufacturer do not qualify for free shipping.)

If you’re looking for ammunition ballistics data to help choose the right cartridge for the job, cartridge design and load data to assist you in wildcatting efforts, or you simply have an interest in the history and evolution of cartridges, get it all in one purchase with this month’s limited-edition Gun Digest Cartridge & Ammo Essentials pack. You get five top-notch reference books (including the Cartridges of the World) and two cartridge posters — a retail value of $145, for only $79.99. If you like the looks of this deal, order soon, as half of the available kits are already sold!

Thanks for reading, and be sure to check back often for more chances to win great Gun Digest books.