Double monument for <a href="https://en.wikipedia.org/wiki/de:Joachim_Carstens" class="extiw" title="w:de:Joachim Carstens">w:de:Joachim Carstens</a> and his descendant Johann Heinrich Carstens, c. 1850
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<a href="//commons.wikimedia.org/wiki/User:Concord" title="User:Concord">Concord</a></div>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>