p. [II] round, black stamp: "NARODOWY INSTYTUT FRYDERYKA CHOPINA | BIBLIOTEKA" and on p. [14, 92.], p. [1] a round, green stamp: "TOWARZYSTWO IM. F. CHOPINA | BIBLIOTEKA | WARSZAWA" and a handwritten shelfmark in blue ink: "3434/n". The same stamp on p. [92]
