New York N.Y., 5c Black, "ACM" Initials (9X1). Position 40, large to huge margins all around including bottom right corner sheet margins, intense shade and proof-like impression, neat strike of red New York square grid cancel, tiny pinhole in bottom left ornament of little consequence, Extremely Fine appearance, a scarce corner-margin copy of the New York Postmaster's Provisional, with 2000 and 2012 P.S.E. certificates, the former as sound

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