Stamp of Hanover, 3 Silbergroschen, issue 1855 with narrow underground meshes. Blue cancellation.
<a href="//commons.wikimedia.org/wiki/User:Jacquesverlaeken" title="User:Jacquesverlaeken">Jacquesverlaeken</a>
2013-10-18 16:50:22
<span class="int-own-work" lang="en">Own work</span>