Battery Sherman on the Jackson Road outside of Vicksburg, 1863.
Unknown author<span style="display: none;">Unknown author</span>
File from <i><a rel="nofollow" class="external text" href="https://archive.org/stream/photographichist02mill#page/n202/mode/1up">The Photographic History of The Civil War in Ten Volumes: Volume Two, Two Years of Grim War</a></i>. The Review of Reviews Co., New York. 1911. p. 202.