4 / 4 Shilling red, rouletted, dotted ground, having bright colours and clean rouletted extremely fine copy on domestic letter in of the first distance zone with cancellation through two ring cancel \"ROSTOCK 10.11\", covers of this stamp are pronounced rare particularly since in this existing, outstanding condition, photo expertize Florian Berger BPP \"genuine and immaculate. The very scarce letter presented be in outstanding optics. \"