Factory plate of locomotive no. 3341 from <a href="https://en.wikipedia.org/wiki/Hanomag" class="extiw" title="en:Hanomag">Hanomag</a>, Hanover, Germany 1899.
<a href="//commons.wikimedia.org/wiki/User:Michael_G%C3%A4bler" title="User:Michael Gäbler">Michael Gäbler</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>