Italy: Commercial cover franked with 20c./15c. in strip of 3 and cancelled with dotted "128" and "PRATO 18 MAG 1866". Boxed "P.D." and "PIROSCAFI POSTALI ITALIANI", via "BRINDISI" and "ΚΕΡΚΥΡΑ 9 ΜΑΙΟΣ 66" to Zante (light toning) (Mi. 25)