S39 1975 Centenary Anniv. of UPU in gold-plated souvenir sheet

Issued by the Khmer Republic in 1975, this high face value 2,000-riel souvenir sheet commemorates the Universal Postal Union’s centenary with striking gold-foil embossing. Illustrating the evolution of mail delivery from foot messengers to modern aviation, the bilingual issue celebrates ” 100 Years of Progress “. Crafted primarily for the international collector’s market, this elegant sheet stands as a silent witness to Cambodia’s integration into global communication networks and the rapid acceleration of modern connectivity.