Mi.No. 70, vertical imperforate block of six on rare sponge paper Description: Mi.No. 70, vertical imperforate block of six on rare sponge paper. Second stamp in first row with mark of engraver '1'. Lower quality but rare. Mi.No. 70, vertical imperforate block of six on rare sponge paper Auction: Aukcija br. 57 - Filatelija i razglednice Catalog No: 175 Category: Independent State of Croatia Quality: ** Current offer is at 35EUR. In order to place your bid your offer needs to be at least 40EUR or higher. Please place your bid: Other items from the category: Independent State of Croatia ▲ 285 120 EUR ✉ 286 320 EUR ✉ 287 160 EUR ✉ 288 50 EUR ✉ 289 400 EUR ✉ 290 60 EUR ✉ 291 35 EUR ✉ 292 35 EUR ** 2128 110 EUR ** 2129 340 EUR ** 2130 40 EUR ** 2131 190 EUR ←345678