(Parchment card with text and note notation). "Que credidith perfiaetur in te que dicta. ...".

(Parchment card with text and note notation). "Que credidith perfiaetur in te que dicta. ...".

Parchment of the 17th century (?) period, written on both sides, dimension: 52 x 36 cm. On a five-line liturgical text decorated with initials: "O" and "B", size: 6.5 x 4.5 cm.
Notation in black and red. The notes on the quintuple line, the text in Latin, is a fragment of a liturgical book such as an antiphonary, or gradual.