1857-61 1c. blue,Type V, tied to cover to Baden, Germany, by blue grid cancel, adjacent Louisville c.d.s., endorsed “Bremen”, struck with black "N. York Hamb. Pkt. 5” and two strikes of blue “4½ Sgr / 6 Xr" exchange office markings, the latter denoting credit to the Hamburg and Thurn & Taxis Post Office for transit, blue handstamp “22”, backstamped with oval Hamburg (Jul 14, 1861), “Hamburg TH&T” (Jul 14) transit and boxed Munzingen datestamp, some light edge toning, opening tears to flap, a scarce and desirable transatlantic rate.