Home / Stamps / Australia & Territories / George V / 2d Kingsford Smith 2d Kingsford SmithPrice: $3.00 1931 2d Kingsford Smith’s Flights. SG 121 Mint Unhinged Out of stock SKU: 100037 Categories: George V, Stamps Specifications Value Appraisal Product Features Additional Products 3d Kookaburra $8.00 BUY NOW Opening of Parliament House $0.50 BUY NOW Tristan da Cunha 2008 90th Anniversary end of WW I m/sheet SG ms931 MUH $3.00 BUY NOW Centenary of Western Australia $1.00 BUY NOW