Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World, Part 2
Lot 766:
Description
1919, St. George, set of seven imperforate trial color proofs, including unissued values of 20k in black and 30k in brown, printed on yellowish paper, no gum as produced, VF, Est. $200-$250,Scott #1/12
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