1942, 30 Gr. Plus 30 Gr. \"culture sponsors\", proof in with recessed inscription in black of the original engraving plate on ungummed Chrome grandpa pi in the size 80 x 118 mm, handwritten notation of the steel printers \"15.8.42\", clear print in faultless quality with the as usual nitriding fractures at the plate edge, expertized Ludin BPP with certificate.