2 1/2 Gr. reddish brown, as postage correct single franking on transatlantic cover, with centric clear single circle postmark "Berlin P. A. 10. 15 1 74" (KBHW 350) via Bremen with the NDL steamer "Hermann" to New York and then to Hartford Connecticut / USA. The envelope has a printed Empfängeradresse and lay probably one shipment to Berlin by (therefore the vertical crease in the middle) . Photo expertize jug BPP (07 / 2013) "the stamp shows deep rich colors, excellent and raised embossed, well perforated and in perfect condition. "