Austrian KK stamp, sub-issue 1854, 6 kreuzer, Machine paper, type III, circle cancelled TRIESTE Abends.
<a href="//commons.wikimedia.org/wiki/User:Jacquesverlaeken" title="User:Jacquesverlaeken">Jacquesverlaeken</a>
1854-1858 (scan 2013-11-19 18:37:26)
<span class="int-own-work" lang="en">Own work</span>