Eberhard Burger, master builder during the reconstruction of the Frauenkirche in Dresden
Ulrich van Stipriaan ( <a href="//commons.wikimedia.org/w/index.php?title=User:Stipriaan&amp;action=edit&amp;redlink=1" class="new" title="User:Stipriaan (page does not exist)">UVS</a> )
CC BY-SA 2.5
<span class="int-own-work" lang="en">Own work</span>