1c Carmine, Executive, Split Specimen Ovpt. (O10S-D var). Without gum as issued, shifted "Specimen" overprint with large portion of letter "N" appearing in left margin, brilliant color, Fine and extremely unusual, we have not encountered another example with a large enough overprint shift to cause part of the letter to print on the other side, with 2022 P.F. certificate, accompanied by a second example also showing a major shift but without the split letter

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