At the bottom of page [6] there is a round, black stamp: "NARODOWY INSTYTUT FRYDERYKA CHOPINA | BIBLIOTEKA" and a handwritten shelfmark in pencil: "3175/n"., At the bottom of page [5] a round, green stamp: "TOWARZYSTWO IM. F. CHOPINA | BIBLIOTEKA | WARSZAWA" and a handwritten shelfmark in blue ink: "3175/n".
