6 Pfg orange, along with two pieces 3 Sgr. light brown orange on transatlantic cover, with box cancel of 2 lines "SCHWERSENZ 15 9 (1867) " (OPD poses) via Hamburg to San Francisco. Reverse black single circle postmark with Stars and blue two ring cancel from Hamburg. The franking has defects, the envelope is in total very fine. Covers to locations at the US-American west coast are rare!