TP (title of the series): offset printing; p. 2-34: offset printing., On the series title page the text: ",, 28. Vingt-[quatre Préludes] is underlined with blue crayon., In the right bottom corner of the series title page there is a grey, round stamp: "TOWARZYSTWO IM. F. CHOPINA | BIBLIOTEKA | WARSZAWA" and a schelfmark: "4281" written by hand in blue ink., At the bottom of the series title page there is a fragment of a green stamp; the rest of the stamp is cut down.], At the top of page 2 there is a black round stamp: "NARODOWY INSTYTUT FRYDERYKA CHOPINA | BIBLIOTEKA" and a shelfmark: "4281/n written by hand, in pencil., In the left upper corner of page 34 there is an annotation: "akc. 58/83" written by hand in pencil., At the bottom of page 34 there is a black round stamp: "NARODOWY INSTYTUT FRYDERYKA CHOPINA | BIBLIOTEKA".
