1924, 1c Green, "Specimen (UX6S; UPSS S13). Two-line perf "Specimen/A.B.N. Co." and with red "F7430" at top, bright color, clear embossing, h.r. on back, few trivial toning specks are barely noticeable

VERY FINE AND CHOICE EXAMPLE OF THIS CANAL ZONE RARE SPECIMEN.

Only three are recorded. Of these, one has "Return to Issue Room".

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