Ownership inscriptions by Jan Maciejowic on the recto and verso of left cover and verso of right cover.

Transcription: Liber Johannis Mathie - on the recto of left cover ; Sum Joannis Mathie Archidiaconi Vnyeyovien[sis] - on the verso of left cover ; Archidiaconi Vnyeyoviensis et custodis s. Michaelis in Arce Cracovien[si] - on the recto of right cover.