Lot 80763 – 1962-68 Architecture Definitives set of 18 in mint nh marginal blocks of four

1962-68 Architecture Definitives set of 18 in mint nh marginal blocks of four (extra 10s block), several showing cylinder numbers, some with hinge the margin, plus 5s in used top left corner marginal bloc of four with one stamp showing broken P in Postage variety (unpriced by SG used), and 1970 2c on 2d in mint nh block of four showing tall 2 variety with three normals, very fine and useful group for the specialist (SG £194+)