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

Spain

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Start price: $75

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1922-26, King Alfonso XIII, 25c dark blue, error of color, nice centering for this difficult stamp, numbered at bottom, large part of OG, VF, C.v. $200, Est. $100-$150 , Sc. #338 var