cover 1865 (c.) envelope (flap missing) to Sardinia bearing Italy 1863 60c. tied by unclear strike of "ALESSANDRIA D'EGITTO/POSTE ITALIANE" d.s. (Tchilinghirian & Stephen Type 6B fig. 268), with a second strike adjacent, boxed "PIROSCAFI/POSTALE/ITALIANO" alongside, reverse with unclear French paquebot datestamp