2 Mark on 35 Pfennig with grill watermark, light (green) gray, top marginals, with printing error VII "M" and "k" from the upper mark broken horizontally, cliche nail next to the right "2", field 49 partial impression, timely postmark, flawless condition, signature of owner's mark, photographic finding by Gunnar Gruber BPP (2021) "genuine and flawless", Michel 450.-