<i><b>Kossinn</b></i> (<i>The Kiss</i>) by <a href="https://en.wikipedia.org/wiki/Gu%C3%B0mundur_Thorsteinsson" class="extiw" title="en:Guðmundur Thorsteinsson">Guðmundur Thorsteinsson</a> ("Muggur") (1891-1924). Made in 1918.
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Guðmundur Thorsteinsson</div>
1918<div style="display: none;">date QS:P571,+1918-00-00T00:00:00Z/9</div>
<h2><span class="mw-headline" id="Source_and_copyright">Source and copyright</span></h2>
<p>Obtained from umm.is, an information portal about Icelandic artists. They don't specify where they obtained the image. Specific link: <a rel="nofollow" class="external free" href="http://english.umm.is/UMMenglish/Artists/ArtWork/100">http://english.umm.is/UMMenglish/Artists/ArtWork/100</a>
</p><p>Published in "Uttenreitter, Poul (1930). <i>Guðmundur Thorsteinsson</i>. København, Henrik Koppels Forlag." work 36. This may or may not have been the first publication.
</p>
Note that even photographs which are not artworks have a copyright protection of 50 years from creation in Iceland. Thus it is not clear that this image is in the public domain in Iceland. A scan from that 1930 book, on the other hand, could be safely uploaded to Commons.