Home / Stamps / Australia & Territories / George V / 6d Airmail. Imprint strip of 3. 6d Airmail. Imprint strip of 3.Price: $100.00 6d Airmail. Imprint strip of 3. SG 139. Mint Unhinged Quantity Add to cart SKU: 100726 Categories: George V, Stamps Specifications Value Appraisal Product Features Additional Products PNG 1952 3½d carmine red Papuan Head-dress $5.00 BUY NOW National Stamp Exhibition, Melbourne $6.00 BUY NOW 3d Kookaburra $8.00 BUY NOW Sturt Centenary $15.00 BUY NOW