Lot 379, Newfoundland 1932 $1.50 on $1.00 Dornier DO-X with inverted red surcharge, VF

Lot 379, Newfoundland 1932 $1.50 on $1.00 Dornier DO-X with inverted red surcharge, VFLot 379 Newfoundland #C12a 1932 $1.50 on $1.00 Blue Dornier DO-X Air Mail with Inverted Red Surcharge, mint lightly hinged, very fine. The stamp has a few unobtrusive expert and owner signatures and handstamps on back. Of the 8,000 surcharged stamps issued, it is believed that about 52 had an inverted surcharge (thirteen blocks of four). A lovely example of this world rarity, rarely offered and accompanied by a 1972 Royal Philatelic Society certificate. Rsv. $16,000. Unitrade CV$30,000.

Lot 675, Group of four cacheted Coronation Issue first day covers to overseas destinations

Lot 675 Canada #237 1938.MAY.10 3c KGVI Coronation Issue Group of four Better Cacheted First Day Covers, all addressed to overseas destinations, with a lovely hand-painted cover Saskatoon to Cape Town, South Africa, a red and gold Crown cachet cover Québec to New Zealand, a Napier (New Zealand) Philatelic Society cover Medicine Hat to New Zealand and an unknown cachet Lunenburg to Bermuda. A very fine group. Retail C$390.