Mi.No. 81, imperforate block of six, from upper right corner of sheet Description: Mi.No. 81, imperforate block of six, from upper right corner of sheet, where two stamps are without letters F.I. Excellent quality, very rare. Guarantee of the auction. Mi.No. 81, imperforate block of six, from upper right corner of sheet Auction: Aukcija br. 57 - Filatelija i razglednice Catalog No: 186 Category: Independent State of Croatia Quality: ** Current offer is at 500EUR. In order to place your bid your offer needs to be at least 500EUR or higher. Please place your bid: Other items from the category: Independent State of Croatia (*) 165 180 EUR (*) 166 75 EUR ✉ 167 12 EUR ✉ 168 30 EUR ✉ 169 12 EUR ✉ 170 30 EUR ✉ 171 35 EUR ✉ 172 12 EUR ✉ 173 18 EUR (*) 174 600 EUR ** 175 35 EUR ** 176 30 EUR ** 177 250 EUR (*) 178 50 EUR ** 179 150 EUR ✉ 180 40 EUR (*) 181 100 EUR (*) 182 30 EUR ✉ 183 180 EUR (*) 184 30 EUR ←12345→