Mounted photograph of General G.K. Warren, ca. 1860s
Unknown author<span style="display: none;">Unknown author</span>
<a rel="nofollow" class="external free" href="http://collections.carli.illinois.edu/cdm/compoundobject/collection/nby_graff/id/17359">http://collections.carli.illinois.edu/cdm/compoundobject/collection/nby_graff/id/17359</a>