1853. 4 RBS Thiele II, blackbrown. Plate I, no. 21. PRIVATE PERFORATION 12 1/2 (Hamburg/Altona). Unused with full original gum (crackled gum as natural for this issue). THIS IS THE ONLY KNOWN COPY FROM Thiele II WITH THIS PERFORATION. Only one other unused copy (a Thiele III) are known). Ex. Borch Jensen. Certs. Kaiser and Møller AIEP [ 1IIa ] [ * ]