This lot is closed for bidding. Bidding ended on 5/6/2025
slightly improved at left, otherwise v.f., one of the finest of the less than 15 (!) known, with 2010 Soecknick certificate which confirms that practically all known examples of this great Austrian rarity have defective perforations (they were carelessly torn by hand) (ANK 291D, €40,000) cat. value $40,000