Austrian KK 5 kreuzer stamp, bilingual cancelled at the TRIEST (Stadt) post-office in 1880,  Austrian Littoral.
<a href="//commons.wikimedia.org/wiki/User:Jacquesverlaeken" title="User:Jacquesverlaeken">Jacquesverlaeken</a>
2013-11-22
<span class="int-own-work" lang="en">Own work</span>