"Dale Creek Bridge," by photographer Andrew J. Russell, part of photographs taken during construction of the <a href="https://en.wikipedia.org/wiki/Union_Pacific_Railroad" class="extiw" title="w:Union Pacific Railroad">Union Pacific Railroad</a>, 1864-1869." 
<dl><dd><ul><li>Black-and-white still image. Yale Collection of Western Americana, Beinecke Rare Book and Manuscript Library, Yale University, New Haven, Connecticut.</li></ul></dd></dl>
<bdi><a href="https://en.wikipedia.org/wiki/en:Andrew_J._Russell" class="extiw" title="w:en:Andrew J. Russell"><span title="American photographer">Andrew J. Russell</span></a>
</bdi>
Beinecke Rare Book and Manuscript Library <a rel="nofollow" class="external autonumber" href="http://beinecke.library.yale.edu/dl_crosscollex/brbldl_getrec.asp?fld=img&amp;id=1078200">[1]</a>