Germany. 1875. 'Deutsch Reichs Post' postal stationery card 1/2 groschen brown upgraded with 'Large Eagle' Yvert 15, 1/2g orange mixed with 'Pfennige' Yvert 32, 10f carmine tied by Dusseldorf date stamp '13th April 75' addressed to London.
Scarce mixed issue franking of groschen and pfennige.