Worldwide Air Post stamps and postal history, Zeppelin Flight items, philatelic rarities of the World. Part 3

Soviet Union Stamps of 1941-91

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Start price: $250

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1957, Coat of Arms, 40k scarlet, 15-band stamp with double impression, right sheet margin unfolded block of four, full OG, NH, VF and scarce multiple, a common block is added for comparison, Est. $400-$500 , Sc. #1689 var