Ray, CFS Press, 414 pages, $34.95 When Fred L. Ray discovered that his great-grandfather had commanded a Confederate sharpshooter company, he wanted to learn more about this method of combat.

Marines who earn the lesser marksman and sharpshooter badges during rifle or pistol range qualification will get two more chances to hit the range. (Lance Cpl. Samwel Tabancay/Marine Corps ...