1. Philatelic 72/22/1/81 Reference (shelfmark): Philatelic 72/22/1/81 Title: The People's Republic of China Postage Stamp Issue: Mining Development Scope & Content: Stamps designed by Shao Bolin. Manufactured by the Beijing Postage Stamp Printing Works using a photogravure printing process. Collection Area: Philatelic Collections Languages: English Date Range: 29 Dec 1978 Extent: 4 Items