Colour shade carmine red, brightly in fresh color perfectly centers and 1 Gr. perforatedly, good too more cognitively, moved by 1.2 mm, DOUBLE EMBOSSING of the eagle. As a correctly stamped single franking on cover envelope with K1 "BERLIN N2 P.A.43 14/12.72" (KBHW 623, 100 points) to Swinemünde (later used issue K2). The cover with the rare double embossing is included in the register below the no. 402. Certificate Sommer BPP