Interesting set that was released on the occasion of the 80th Anniversay of the May Coup d'Etat. Issued by the Mint of Poland. Included is a project of 5 million bajnotes that has never been put into circulation, a plaque with the image of the mentioned banknote and a copy of a 100 zloty coin in the form of a clip. The whole in the original box and the certificate number 696/3000.