Original photo in the Dorothy Baker Crum Collection of the UCLA Library Special Collections. Collection consists of Crum's family papers, books, a manuscript, and photographs taken by Crum's grandfather James Mullen, who was commissioned by the Union Army to document the progress of the Civil War. Mullen was in Corinth and was summoned by Grant to take pictures of him and the troops. Thanks to Brad Noel, Univ. of Mississippi.