Digits 1921, 10 and 30 Pfg corner block with a total of 18 values as well as a marginal strip, with 1 partial and 1 full HAN 3148. 21 on each, furthermore included are 3 inverted pairs, without time or need-based restrictions, including a vertical crease, in this form attractive and rare, albeit somewhat overpriced, franking on a corresponding larger format official R-letter MUNICH 29 21 November 21, in the 3rd weight class to Oldenburg with arrival stamp on the back 22. 11. 21, detailed photo certificate Weinbuch BPP