Lot 309, Newfoundland 1930 50c on 36c olive Columbia Flight surcharge, Fine NH

Lot 309, Newfoundland 1930 50c on 36c olive Columbia Flight surcharge, Fine NHLot 309 Newfoundland #C5 1930 50c on 36c Olive Columbia Flight Surcharge, mint never hinged, fine. Accompanied by a 2004 Greene Foundation certificate. Unitrade CV$12,000.