Brooklyn and Long Island Sanitary Fair, (15c) Green (WV4).
Position 5, full even margins, customarily affixed to the left of "Brooklyn & L.I. Fair 1864" circular fair handstamp on unsealed cover with grayish blue six-line imprint of the Gentlemen's Executive Committee, Brooklyn and Long Island Fair, unaddressed, Extremely Fine, an exceptionally choice example of this great rarity on cover, ex Wray
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