1. Philatelic 72/22/1/131 Reference (shelfmark): Philatelic 72/22/1/131 Title: The People's Republic of China Postage Stamp Issue: China Exhibition in the United States of America (USA) Scope & Content: Stamps designed by Lu Tianjiao. Manufactured by the Beijing Postage Stamp Printing Works using a photogravure printing process. Collection Area: Philatelic Collections Languages: English Date Range: 1 Sep 1980 Extent: 2 Items