Postage Stamps
Hawaii to Russia cover primed to reach $20,000
The lot is one of three 19th century covers to make this lengthy journey
Rare Nova Scotia stamp to make $25,000?
The 1851 stamp is one of just two known Nova Scotia quadrisects
The story of America in stamps, autographs and other collectibles
The extraordinary Floyd E Risvold Collection visits London before its sale in New York
