photo of <a href="https://de.wikipedia.org/wiki/Michaelishaus" class="extiw" title="de:Michaelishaus">de:Michaelishaus</a>, formerly belonging to Göttingen university
<a href="//commons.wikimedia.org/wiki/User:Rabe!" title="User:Rabe!">Rabe!</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>