5 Pfg dark bronze green, same 2 examples this rarest variety on first with only a copy under-franked dispatched folded letter cover HOMBERG (BZ. CASSEL) 29 / 10 91 to Sondheim, subsequently with accordingly additional franking again dispatched 30 / 10 91 to Wernswig with reverse arrival on the same day, except for a few minimal yellowish perf tips faultless, very attractive, initially received and in this kind unique piece, photo expertize Petry BPP