Authentic Civil War Bullet Set Union, Confederate, And MusketBall Recovered In Virginia. Three Bullets from the Civil War, featuring Union and Confederate Bullets and a Musketball. Union bullet (Minnie Ball) is .58 caliber, the musketball is .69 caliber, and the Confederate bullet (Minnie ball) is .577 caliber. Authentic Civil War bullets recovered in Virginia. Confederate bullets are getting more and more difficult to find. Museum documentation, certificate of authenticity (COA) provided. Certified by The Gettysburg Museum Of History. Makes a perfect gift for a Civil War enthusiast. Please see our other collector’s sets. Also note when browsing our web site there are several pages of items, at the bottom of the list look for other page numbers.