Kingdom of Hungary 4 fillér mauve issue 1900 stamp (SG105), cancelled at MEZÖ-TUR (central Hungary) in 1900.
<a href="//commons.wikimedia.org/wiki/User:Jacquesverlaeken" title="User:Jacquesverlaeken">Jacquesverlaeken</a>
1900-10-17
<span class="int-own-work" lang="en">Own work</span>