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: $75

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1965, Cosmonauts’ Day, 10k multicolored, yellow undercoating (ink under gold color) shifted to the top for 6mm, full OG, NH, VF, such significant shift is really scarce, Est. $100-$150 , Sc. #3193 var