19 Nocturnes, Alle pages: offset printing., Structure of the source: Title page - p. ii: a preview of compositions by Kálmán Chován, published by Charles Rozsnyai - p. iii: incipits of the Nocturnes included in the print - p. [2]: a preview of compositions by Kálmán Chován and Béla Bartók, published by Charles Rozsnyai - p. 3-96: 19 Nocturnes - p. [97]: a preview of compositions by Béla Bartók, published by Charles Rozsnyai - p. [98]: a preview of compositions edited by Árpád Szendy, At the top of the title page there is a handwritten annotation in purple ink: "130"., At the bottom of the title page there is a black, round stamp: "TOWARZYSTWO IM. F. CHOPINA | BIBLIOTEKA | WARSZAWA", a handwritten shelfmark in black ink: "4267" and a handwritten annotation in pencil: "[ok. 1914]"., At the bottom of page [2] there is a black, round stamp: "NARODOWY INSTYTUT FRYDERYKA CHOPINA | BIBLIOTEKA" and a handwritten shelfmark in pencil: "4267/n", At the bottom of page [96] there is a black, round stamp: "NARODOWY INSTYTUT FRYDERYKA CHOPINA | BIBLIOTEKA" and a half of a black, round stamp: "TOWARZYSTWO IM. F. CHOPINA | BIBLIOTEKA | WARSZAWA".