cover 50Pfg. brown, well centred, with 1876 10Pfg. rose neatly placed on front of 1881 registered entire letter to Hottingen, Switzerland, cancelled by single-ring "WUNSIEDEL 16/AUG" and showing Swiss transit c.d.s. on reverse; an ironed-out vertical crease affects both adhesives. Rare and of fine appearance. M.46 + 39b. Sem D.M. 3000. Photo