Austrian Levant Post 1 Piaster on 10 Kreuzer, Preveza Overprint

Austro-Hungarian Empire · 1892 · 1 piaster on 10 kreuzer

The stamp features a profile portrait of Emperor Franz Joseph I facing right, within an oval frame. It bears a diagonal black overprint '1 PIASTER' on a 10 kreuzer stamp.

This stamp was issued by the Austro-Hungarian Empire for use in its post offices within the Ottoman Empire, specifically in Preveza. The overprint reflects a currency conversion or rate change for these foreign offices.