In the 140 years since the defeat of George Armstrong Custer and his troops at the Battle of the Little Big Horn, scholars and other visitors have combed the site of today's Little Bighorn Battlefield National Monument for evidence that might clarify the controversial events of June 1876. In Photographing Custer's Battlefield, Sandy Barnard, an expert on Custer and the Little Big Horn, presents the work of the site's most dedicated photographer, U.S. Fish and Game agent Kenneth F. Roahen (1888-1976), revealing further mysteries of the battlefield and showing how it has changed.

In the 140 years since the defeat of George Armstrong Custer and his troops at the Battle of the Little Big Horn, scholars and other visitors have com...