1. Philatelic 72/198/2/293 Reference (shelfmark): Philatelic 72/198/2/293 Title: South Korea Postage Stamp Issue: Construction of Seoul Underground Railway System Scope & Content: Lithography printed stamp designed by Kim Sung Sil. Lithography printed by the Korean Government Printing Agency. Collection Area: Philatelic Collections Languages: English Date Range: 12 Apr 1971 Extent: 1 Item