Kastén,  Korkeavuorenkatu 31-33, Helsinki. Built in 1907. Architects Emil Svensson &amp; Emil Holm
<a href="//commons.wikimedia.org/wiki/User:I99pema" title="User:I99pema">I99pema</a>
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<span class="int-own-work" lang="en">Own work</span>