<i>Roof construction, Concertgebouw, Amsterdam.</i>
Adolf Leonard van Gendt (1835-1901)
8 October 1887 (publication)
<a rel="nofollow" class="external free" href="http://libserv.tudelft.nl/tresor/books/Architectuur/De_Opmerker/dvd1/jrg22/mm0_00c1.jpg">http://libserv.tudelft.nl/tresor/books/Architectuur/De_Opmerker/dvd1/jrg22/mm0_00c1.jpg</a>