Roman Catholic Church antiphonals

Twelve examples of manuscript music scores used by the Roman Catholic Church in Europe. The texts are in Latin. The music notes are a type of mensural notation. The media is ink on vellum.
Six examples are circa 1400-1600.
One example is from Italy and dates circa 1400.
One example is two sheets of an illuminated score dating from circa 1631 AD.
The music of one example comes from the Ordinary of the Mass. Ca. 1400-1600.
One example is a facsimile of a page of the Fust and Schoeffer Psalter.
One example is music from the Ordinary of the Mass. The source of this 19th century facsimile may be from the monastery of Santo Domingo de Silos (Spain).
One example is an original illuminated page possibly from the monastery of Santo Domingo de Silos (Spain).
The collection also includes three examples of sacred texts. One is the text from a French missal done by hand 65 years before Guttenberg of Mainz invented the moveable type printing press.
Another is a facsimile of an illuminated manuscript, the text of which comes from the Book of Psalms. The third is an unidentified sacred text circa 1400-1600.