Portrait of Clas Alströmer, Swedish botanist, at the age of 35
<bdi><a href="//commons.wikimedia.org/wiki/Category:18th-century_portrait_paintings_of_men,_artist_and_location_missing" title="Category:18th-century portrait paintings of men, artist and location missing">Unidentified painter</a>
</bdi>
Andersson et. al. (2005): Ekonomie och musik I 1700-talets Göteborg. Värnamo Fälth &amp; Hässler <a rel="nofollow" class="external free" href="http://www.ebc.uu.se/undervisning/AlumnCvL/uppsatser/Larjungar/MattsonMarie.pdf">http://www.ebc.uu.se/undervisning/AlumnCvL/uppsatser/Larjungar/MattsonMarie.pdf</a>