The office building of the Veljekset Åström leather factory on the Dammisaari island in Oulu, Finland.
Unknown author<span style="display: none;">Unknown author</span>
<cite class="book" style="font-style:normal" id="Reference-Mannelin-1913">Mannelin, Karl (1913)      <i> Bröder Åström Aktiebolag 1863-1913</i>, <a href="https://en.wikipedia.org/wiki/en:Helsinki" class="extiw" title="w:en:Helsinki"><span title="capital and most populous city of Finland">Helsinki</span></a>:  Bröder Åström Aktiebolag, pp. 27  <small><a href="https://en.wikipedia.org/wiki/International_Standard_Book_Number" class="extiw" title="en:International Standard Book Number">ISBN</a>:  <a href="//commons.wikimedia.org/wiki/Special:BookSources/N/A" title="Special:BookSources/N/A">N/A</a>. </small></cite>