3 Rbl. On 1 Rbl. Postal stamp watermarked angle pattern, overprint in type III = 4 mm swastika, variety \"inverted overprint\", cancelled by Cyrillic two ring cancel \"Alexanderstadt 19 4 42\" on piece, faultless condition, very rare stamp of the only a few copies are known, photo expertize Walter Zirath BPP \"defects are indistinguishable. \", Michel not listed, for the variety with the watermark \"meander pattern\" the frequent occurs already 14.000.-