<bdi><a href="https://en.wikipedia.org/wiki/en:Carl_Rahl" class="extiw" title="w:en:Carl Rahl"><span title="Austrian artist (1812-1865)">Carl Rahl</span></a>
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Digital image from <a rel="nofollow" class="external text" href="http://web.artprice.com/classifieds/fineart/details.aspx?id=203628">artprice.com's auction listing</a> as of February 18, 2007, but not copyrightable by them.