RSC "F" (NG I), Black and (pale) turquoise-blue, perf. 14
unused Single [NG1], from the top left corner of the sheet, minor gum wrinkles, otherwise pristine mint; very rare from this printing. Photo.
Details
unused Single [NG1], from the top left corner of the sheet, minor gum wrinkles, otherwise pristine mint; very rare from this printing. Photo.