1.50 Rbl. On 5 Kop. postal stamp, overprint in type III, used "Alexanderstadt 19. 4. 42" on piece, above two short teeth, left irregular perforation, left above a few perforation with mould, signed EKeiler and certificate with photograph Zirath BPP (2014) : "this is a very rare stamp, from which only a few copies exist. These stamps appertain with to the largest rarities of the German occupation issues in the II. world war. ", Michel 40. 000.-