unused Block of Four 2½a. black on bright yellow, block of four consisting of two vertical pairs variety imperf. between, unused with a little flat gum; exceedingly rare. S.G. 7bd, £1,800. Photo | Christie's

Lot 38

unused Block of Four 2½a. black on bright yellow, block of four consisting of two vertical pairs variety imperf. between, unused with a little flat gum; exceedingly rare. S.G. 7bd, £1,800. Photo

Details

unused Block of Four 2½a. black on bright yellow, block of four consisting of two vertical pairs variety imperf. between, unused with a little flat gum; exceedingly rare. S.G. 7bd, £1,800. Photo