1. Philatelic 72/167/8/150 Reference (shelfmark): Philatelic 72/167/8/150 Title: Qatar Postage Stamp Issue: Thirtieth Anniversary of the Organization of Petroleum Exporting Countries Scope & Content: Stamps manufactured by Joh. Enschede en Zonen, Netherlands using a lithography printing process. Collection Area: Philatelic Collections Languages: English Date Range: 14 Sep 1990 Extent: 2 Items