1 RM numerals watermarked Y "increasingly", along with horizontal pair 4 Pfg numerals on correctly franked registered cover the 2. weight step from "CHEMNITZ 16.5.46" to Dittersbach with arrival postmark, well perforated, above in the perforation a little patina, additional franking corner crease, cover shortened above and on the back hinge traces, left margin nicked, the 1 RM with the watermark-variety is rare on cover, early use 4 days to issue, photo expertize certificate engineer High man (2017) "the test specimen is genuine. ", by Michel unpriced