PERU. 1868 envelope to the U.S.A. franked with a Peru 10c and a G.B. 6D, Plate 6, tied by a barred C38 obliterator. A poor CALLAO JU 23 68 datestamp is alongside. A Panama JU 30 68 transit cancel is on the front of the cover along with a U.S. 'Steamship 10' handstamp.