1. Philatelic 72/167/8/24 Reference (shelfmark): Philatelic 72/167/8/24 Title: Qatar Mini-Sheet Issue: 'Expo 70' World Fair, Osaka Scope & Content: Stamps manufactured by Bradbury, Wilkinson and Company Limited using a lithography printing process. Collection Area: Philatelic Collections Languages: English Date Range: 29 Sep 1970 Extent: 4 Items