<a href="https://en.wikipedia.org/wiki/Andrew_Cowan_(artillerist)" class="extiw" title="en:Andrew Cowan (artillerist)">Cowan's Battery</a> advances across the Warwick River on May 4, 1862 before they engage in the <a href="https://en.wikipedia.org/wiki/Battle_of_Williamsburg" class="extiw" title="en:Battle of Williamsburg">Battle of Williamsburg</a>. The Confederate fieldworks that lay before them is the site where the <a href="https://en.wikipedia.org/wiki/1st_Vermont_Brigade" class="extiw" title="en:1st Vermont Brigade">1st Vermont Brigade</a> was repelled on April 16 during the <a href="https://en.wikipedia.org/wiki/Battle_of_Yorktown_(1862)#Dam_Number_One" class="extiw" title="en:Battle of Yorktown (1862)">Battle of Yorktown</a>.
Unknown author<span style="display: none;">Unknown author</span>
<ul><li><i><a rel="nofollow" class="external text" href="https://archive.org/stream/photographichist05mill#page/31/mode/1up">The Photographic History of The Civil War in Ten Volumes: Volume Five, Forts and Artillery</a></i>. The Review of Reviews Co., New York. 1911. p. 31.</li></ul>