This striking provisional surcharge was issued in 1914 under Austro-Hungarian administration, converting the original 5 Heller green landscape definitive into a new 7 Heller value. Printed in deep green with bold red overprint, it features the majestic mountain scenery of Bosnia along with the iconic viaduct. The surcharge “8 1914 8” marks the date of issue, a format typical for Bosnian wartime provisionals.
These surcharge types are highly collectible due to their numerous plate varieties, alignment differences, and occasional overprint shifts. Well-centered and clearly struck examples like this are sought after by specialists of Bosnia & Herzegovina and Austro-Hungarian provincial issues.