2 silver penny Friedrich Wilhelm IV. on smooth ground in of the extremly rare c-colour dark blue, unused without gum, very fresh stamp with brilliant colours at the bottom minimum marginal gap, as well reverse 3 small rough and thin places in the fold region, under the cross left microscopic small, reddish points, probable traces of abrasion from seal varnish, otherwise perfect and on all sides having full to wide margins, expertized Koehler, photo expertize Wasels BPP (2021) "probable is a the cancellation escaped piece. very rare stamp