2 silver penny black on dark blue, DIAGONAL halved, two-sided roulette in normal state, diagonal cut and in perfect condition, right lower half as a single franking on envelope (attractive small format, a little yollowed) with perfect black numbers cancel \"18\" and additional blue box cancel of 2 lines \"HALLE A. D. WESER 22 8\" to \"LAUENSTEIN 22 / 8\", tariff right for the distance to 10 miles franked. Photo expertize Lange BPP: \"the document is in the booklet \"the bisects from Brunswick\" from Dr. Marx on page 48 mentions and comes from the collection Gaston Nehrlich. Bisects from Brunswick are very rare and mostly from Halle at the Weser known. Brunswick special feature. \" as well photo expertize Dr. Wilderbeek BPP: \"the quality of the stamp is perfect. \", Michel 100.000.- one of the few possibilities to the Acquisition this large Old Germany rarity with outstanding provenance!