1. Philatelic 72/22/1/31 Reference (shelfmark): Philatelic 72/22/1/31 Title: The People's Republic of China Postage Stamp Issue: Chinese Ascent of Mount Everest (Zhumulagnma Feng) Scope & Content: Stamps designed by Lu Tianjiao and Song Huimin. Manufactured by the Beijing Postage Stamp Printing Works using a photogravure printing process. Collection Area: Philatelic Collections Languages: English Date Range: 26 Sep 1975 Extent: 3 Items