The Norwegian botanist Thekla Resvoll photographed in 1936, the year before she retired from her position as assistant professor at the University of Oslo.
<bdi><a href="https://en.wikipedia.org/wiki/en:National_Library_of_Norway" class="extiw" title="w:en:National Library of Norway"><span title="national library">National Library of Norway</span></a>
</bdi>
1936
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