cover 18Kr. orange-red with very close to large margins and 6Kr. deep blue with good margins, on 1867 (31 May) entire from Nürnberg to Amsterdam, cancelled by open cogwheel "356" with double-ring origin c.d.s. and "Franco" h.s. adjacent and arrival c.d.s. (1/6) in red on reverse; light overall age toning. A rare 24 Kreuzer rate franking. M.13b + 10; D.M. 5,000+. Photo