Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World, Part 1

Canada - Special Delivery stamps

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Start price: $300

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Description

1938, Coat of Arms, large die proof of 20c in dark carmine, imprint ”Special Delivery” and ”X-G-673” at bottom, proof size 105x85mm, printed on India paper and mounted on slightly enlarged card with protective paper, negligible soiling spots, no gum as produced, VF and rare, Minuse and Pratt #E8 P1, NSSC SD7dp2, C.v. US$2,000, Est. $600-$800, Scott #E8