H.R.H. Crown Prince Olav of Norway in a portrait by Yousuf Karsh, circa 1943.
<bdi><a href="https://en.wikipedia.org/wiki/en:Yousuf_Karsh" class="extiw" title="w:en:Yousuf Karsh"><span title="Armenian-Canadian photographer">Yousuf Karsh</span></a>
</bdi>
between 12 September and 12 November 1943
via <a rel="nofollow" class="external text" href="http://central.bac-lac.gc.ca/.redirect?app=fonandcol&amp;id=4731266&amp;lang=eng">Library and Archives Canada</a>