Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World, Part 1
Lot 400:
Description
1938, imperforate plate proofs of 10c- $1 and air mail stamp of 6c, complete set of five (no plate proofs for 13c), printed on India paper and mounted on cards, no gum as produced, NH, VF, Unitrade C.v. CAD $800, Est. $200-$250 , Scott #241a, 243-45, C6
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