Anonymous. <i><a href="https://en.wikipedia.org/wiki/Theo_van_Doesburg" class="extiw" title="w:Theo van Doesburg">Theo van Doesburg</a> (right) and <a href="https://en.wikipedia.org/wiki/Cornelis_van_Eesteren" class="extiw" title="w:Cornelis van Eesteren">C. van Eesteren</a> (left) working on their architectural models in their studio in Paris.</i> 1923. Photo. The Hague, Netherlands Institute for Art History (inv.nr. 5302).
<span lang="en">Anonymous</span><span style="display:none">Unknown author</span>
<a rel="nofollow" class="external free" href="http://www.geheugenvannederland.nl/?/en/homepage">http://www.geheugenvannederland.nl/?/en/homepage</a>