<bdi><a href="https://en.wikipedia.org/wiki/en:Karol_D._Witkowski" class="extiw" title="w:en:Karol D. Witkowski"><span title="Polish-American artist">Karl Witkowski</span></a>
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<p>1. <a rel="nofollow" class="external text" href="http://americanartgallery.org/artist/home/id/762">American Art Gallery</a><br></p>
2. <a rel="nofollow" class="external text" href="http://www.invaluable.com/auction-lot/karl-witkowski-american-new-jersey,-1860-1910-1253-c-s5gx62mc3z">Invaluable Lot 1253</a>