In 2011, Michael Falco set out to document the American Civil War's 150th anniversary by photographing reenactments of more than 20 major battles--from the First Manassas, Antietam, and Chancellorsville to Gettysburg, Vicksburg, and Appomattox. But rather than shooting these historic re-creations in high-definition, Falco opted for a different, older medium: a pinhole camera. This antebellum photographic technology, shot from an on-the-ground perspective,...