1873 unpaid cover sent through the Italian P.O. of Tunnis to Corcu over Cagliari, Naples and Brindisi, franked with 1871-72 20l. blue (touched at right) and 1871-76 5l. yellow-green and 40l. greyish magenta on blue, "TUNISI POSTE ITALIANE" cds and linear "coi Postali Italiani" on front and full range of postmarks at the back, very fine and extremely rare. (Hellas 35c+39b+42IIa).