Arctic fauna
<bdi><a href="https://en.wikipedia.org/wiki/en:Gustav_M%C3%BCtzel" class="extiw" title="w:en:Gustav Mützel"><span title="German artist (1839-1893)">Gustav Mützel</span></a>
</bdi>
<p><a href="//commons.wikimedia.org/wiki/Nordisk_familjebok" title="Nordisk familjebok">Nordisk familjebok</a> (1915), vol.21, <i>Till art. Polarländer</i> <a rel="nofollow" class="external autonumber" href="http://runeberg.org/nfca/0648.html">[1]</a><a rel="nofollow" class="external autonumber" href="http://runeberg.org/nfca/arktisk.jpg">[2]</a><br></p>
Nordisk Familjebok has credited the image to <i>Bibliographisches Institut, Leipzig.</i>