Bell of <i>Kaiser Wilhelm (ship, 1871)</i>, now on <i>Karlsruhe (ship, 1937)</i>, Lake Constance
<a href="//commons.wikimedia.org/wiki/User:Ameichle" title="User:Ameichle">Ameichle</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>