Half length photographic portrait of Dr. <a href="https://en.wikipedia.org/wiki/Horatio_Nelson_Jackson" class="extiw" title="w:Horatio Nelson Jackson">H. Nelson Jackson</a> by unknown photographer.
<bdi><a href="//commons.wikimedia.org/wiki/Category:20th-century_unidentified_photographers" title="Category:20th-century unidentified photographers">Unidentified photographer</a>
</bdi>
circa 1913 <div style="display: none;">date QS:P571,+1913-00-00T00:00:00Z/9,P1480,Q5727902</div>
<a rel="nofollow" class="external text" href="https://archive.org/stream/statuetobrevet00jackrich#page/58/mode/2up">"Dedication of the Statue to Brevet Major-General William Wells and the Officers and Men of the First Regiment Vermont Cavalry"</a>.  1914.  Page 58.