datestamp on cover front only to Salonica, Turkey (now Thessaloniki, Greece), franked with 1851 3c Dull red with black grid, marked "Paid 21", endorsed "Care of Henry Hill, Esq., Mission House, Boston" who added the notation "The 21c postage mentioned below should not have been paid at Green Bay, & so I have informed the Postmaster there", numerous faults to both stamp and cover, still an extraordinary destination and use