1. Philatelic 72/23/1/60 Reference (shelfmark): Philatelic 72/23/1/60 Title: The People's Republic of China Postage Stamp Issue: Centenary of Esperanto Scope & Content: Stamp designed by Xu Hongru. Manufactured by the Beijing Postage Stamp Printing Works using a photogravure printing process. Collection Area: Philatelic Collections Languages: English Date Range: 26 Jul 1987 Extent: 1 Item