Stamp of Guatemala, 1881 issue, 5 C orange with green Quetzal, used by red numeral '18' from <a href="https://en.wikipedia.org/wiki/Zacapa" class="extiw" title="w:Zacapa">Zacapa</a>.  Yvert N°24.
<a href="//commons.wikimedia.org/wiki/User:Jacquesverlaeken" title="User:Jacquesverlaeken">Jacquesverlaeken</a>
2014-03-29 19:23:12
<span class="int-own-work" lang="en">Own work</span>