A perfectly preserved proof specimen, without any printing, of a 1948 100 zlotych banknote that was never put into circulation. This piece, in mint condition, was graded by PMG and received a score of 64. The banknote was designed by Wacław Borowski, based on the 1947 100-złoty note but in a different shade of blue; it was prepared for printing in 1950, but ultimately, due to the planned cur...