1. Philatelic 72/22/1/158 Reference (shelfmark): Philatelic 72/22/1/158 Title: The People's Republic of China Postage Stamp Issue: 70th Anniversary of the 1911 Revolution Scope & Content: Stamps designed by Li Yinqing. Manufactured by the Beijing Postage Stamp Printing Works using a photogravure printing process. Collection Area: Philatelic Collections Languages: English Date Range: 10 Oct 1981 Extent: 3 Items