6 bajocchi black on green in pair, 8 bajocchi black on white and 50 bajocchi blue on piece, fine/very fine with 2018 Helmuth Avi certificate: The item is genuine with genuine cancellations, the 6 bajocchi pair is cut in at top but the rare 50 bajocchi and the 8 bajocchi have good margins and are in perfect condition, cat.v. 1810+