unused Block of Four  8c. grey-black, a marginal block of four with overprint in red, unused with almost full original gum; some fox marks on reverse do not affect fine appearnce. A very rare multiple. ISC J9a. Photo
unused Block of Four 8c. grey-black, a marginal block of four with overprint in red, unused with almost full original gum; some fox marks on reverse do not affect fine appearnce. A very rare multiple. ISC J9a. Photo

Details
unused Block of Four 8c. grey-black, a marginal block of four with overprint in red, unused with almost full original gum; some fox marks on reverse do not affect fine appearnce. A very rare multiple. ISC J9a. Photo