Bahrain 1948 King George VI 2½a. on 2½d. ultramarine Olympic Games issue of Great Britain. Surcharged with SG Type 5. Left marginal example. Variety, ‘Surcharge Double’. Superb unmounted mint condition. KGVI Expertising Certificate No. 0622/12-06 (2006). AN EXCEEDINGLY RARE ERROR WHICH ONLY OCCURRED ON A SINGLE SHEET.
