1. Philatelic 72/167/8/44 Reference (shelfmark): Philatelic 72/167/8/44 Title: Qatar Postage Stamp Issue: Tenth Session of the Arab States Civil Aviation Council Scope & Content: Stamps manufactured by Bradbury, Wilkinson and Company Limited using a lithography printing process. Collection Area: Philatelic Collections Languages: English Date Range: 4 Dec 1972 Extent: 2 Items