1. Philatelic 72/198/2/423 Reference (shelfmark): Philatelic 72/198/2/423 Title: South Korea Mini-Sheet Issue: Centenary of the Universal Postal Union (UPU) Scope & Content: Photogravure printed stamp designed by Pak Kang Chung. Printed by the Korean Government Printing Agency. Collection Area: Philatelic Collections Languages: English Date Range: 9 Oct 1974 Extent: 4 Items