Stamp of the North German Confederation, 7 kreuzer, rouletted issue 1868, Thurn und Taxis type cancelled MAINZ (Rhineland-Palatinate).
<a href="//commons.wikimedia.org/wiki/User:Jacquesverlaeken" title="User:Jacquesverlaeken">Jacquesverlaeken</a>
2013-08-04 16:05:19
<span class="int-own-work" lang="en">Own work</span>