Lot 901, Newfoundland 1933 $4.50 Balbo Flight surcharge with inverted watermark, VF block sold for C$6,552

Lot 901, Newfoundland 1933 $4.50 Balbo Flight surcharge with inverted watermark, VF block sold for C$6,552Lot 901 Newfoundland #C18 var 1933 $4.50 Balbo Flight Surcharge with Inverted, or Reversed Watermark, Perforated 14.3, a mint never hinged block of four, with the watermark (as seen from the back) showing the caribou facing left with head facing upward. This rare variety is not listed in Unitrade, but we are aware of only 14 stamps with the inverted watermark (2x blocks of four and 6x singles). Listed in Stanley Gibbons as #235w, £10,000 and Walsh as #AM19b, $11,000. A very fine and rare block, and a must have for the advanced Airmail or Newfoundland collector, with 2022 Greene Foundation certificate. Rsv. $3,600. Estimate $4,500, sold for C$6,000.00 plus 17% buyer’s premium.

Lot 1847, Newfoundland 1933 Balbo Flight surcharge, XF mint block of four

Lot 1847, Newfoundland 1933 Balbo Flight surcharge, XF mint block of fourLot 1847 Newfoundland #C18 1933 $4.50 on 75c bistre Balbo Flight Surcharge, a mint never hinged block of four, fresh and extremely fine. This block was purchased on the day it was issued by the owner’s grandfather, and remained in a safety deposit box to this day, thus its immaculate fresh condition. Rsv. Unitrade CV $3,600.