Austrian KK stamp, 3 kr issue 1854, Ferchenbauer Type IIIa, machine paper, rose, cancelled at WINDISCH GRAZ, now <a href="https://en.wikipedia.org/wiki/Slovenj_Gradec" class="extiw" title="w:Slovenj Gradec">Slovenj Gradec</a> in <a href="//commons.wikimedia.org/wiki/Slovenia" class="mw-redirect" title="Slovenia">Slovenia</a>.
Post of the Austrian Empire
1854
Self-scanned