1875, registered folded letter, franked with 24 Sk. coat of arms brown and pair of 1 Sk. post horn green, from CHRISTIANIA 23/2 1875 to Pourrain at Auxerre (France), one stamp of the pair glued over the covers corner and damaged, otherwise in very good condition, some transits and arrival on back, rare mixed franking of the issues of 1863 and 1872. (Katalog-Nr.: 10, 16 (2))