1 Kreuzer and 7 Kreuzer perforated, together on a registered letter, with a Prussian one-circle postmark "NIEDER-FLORSTADT 4 3 71" to Duedelsheim (branch office) near Buedingen. The 1 Kr stamp has a perforation error at the bottom. On the reverse, there is an inscription of 2 Kreuzer order fee and five red lacquer seals. Ex Collection Spalink, expertised by Spalink BPP.