RSC "C" (NG I), Deep black and blue, S.G. 178 group
unused Single [NG16], marginal at left, the variant with intense vignette and vivid frame,minute area of gum loss by hinge remainder, unused with much original gum; very scarce. Photo
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unused Single [NG16], marginal at left, the variant with intense vignette and vivid frame,minute area of gum loss by hinge remainder, unused with much original gum; very scarce. Photo