Issued by Romania in 1991, this 2 Lei commemorative stamp celebrates the BALCANFILA ’91 Philatelic Exhibition held in Bacău. The design features a modern emblem with stylized tree-like lines entwined by ribbons bearing Balkan national flags, symbolizing unity and cultural exchange among countries of the region. The inscription “BALCANFILA ’91 BACĂU ROMANIA” appears boldly in green at the top. A fine thematic issue, it highlights the tradition of philatelic exhibitions in the Balkans and stands as a collectible item of historical and philatelic importance. A must-have for collectors of Romania, exhibitions, and thematic unity stamps.