Home / Stamps / Australia & Territories / George V / 3d Airmail Type B – OS 3d Airmail Type B – OSPrice: $50.00 1929 3d Airmail punctured OS. SG 115 ACSC 135. Used. Variations in design size are due to paper shrinkage on the printings produced by the “wet” process. Type B measures 31.75 x 21.5m. Quantity Add to cart SKU: 100390 Categories: George V, Stamps Specifications Value Appraisal Product Features Additional Products Centenary of Western Australia $1.50 BUY NOW Opening of Parliament House $0.50 BUY NOW 3d Kookaburra $8.00 BUY NOW 3d Kookaburra $3.50 BUY NOW