5 Groschen ochre-brown, large shield, having bright colours block of four, tied by first middle 1875 introduced post office numbers single circle postmark "Frankfurt A. M. 4. ** 27 / 8 75 7-8 N", partly short teeth and edge split, later the using up as 50 pennies stamps in the second half-year 1875, the postmark is due to the late introduction on breast shields rare. Photo expertize jug BPP (2020), Michel 550.- plus