Oil portrait (cropped) of Senator Benton at National Portrait Gallery in Washington, D.C.
Painter: Ferdinand Thomas Lee Boyle (1820 - 1906); Photographer: <a href="//commons.wikimedia.org/wiki/User:Billy_Hathorn" title="User:Billy Hathorn">Billy Hathorn</a>
Painting: c. 1861; Photo: 7/29/2011
<span class="int-own-work" lang="en">Own work</span>