Lot 764, Newfoundland 1933 $4.50 on 75c bistre Balbo Flight surcharge, XF NH July 24, 2020January 27, 2020 by Sparks Auctions Lot 764 Newfoundland #C18b 1933 $4.50 on 75c bistre Balbo Flight Surcharge, Perforated 13.8, mint never hinged, fresh and extremely fine. Certainly one of the nicest examples we have handled. Unitrade CV$1,000.