1881 Registered postal stationery envelope 25R blue of Portugal postmarked barred '45' additional franking of Portugal 1870 issue 20R block of 3 showing left top adhesive with strongly shifted cliché into the next adhesive imprint of another cliché showing left bottom adhesive with triple imprint bearing oval CORREIO FUNCHAL 28.9.81, very unusual usage, rare, ex Atlantic Pearl (Image)