cover 1875 (Mar.) official stampless cover to Germany (27.4 arrival), rated by handstruck "9" in blue and showing two superb strikes of the oval intaglio "CORREOS DE LA CHIMBA/(ship)/BOLIVIA" h.s. in greenish black, matching framed "FRANCA" adjacent; various transit markings of Panama, Callao (2, including the British P.O.) and Paris. A few imperfections including a small hole in the address panel, however the overall appearance is most attractive