Contains hymns for the festivals of Sts. Mauritius, Michael, Sophia, Satyrius, nativity of the Blessed Virgin Mary, Peter and Paul, George, Mark, nativity of Peter, Philip and James, the holy cross, Victor, and the first Sunday after Pentecost. For a more detailed description of the contents, see curatorial file. Written in a gothic rotunda book hand in black ink in one column, with musical notation above each line of text. F. 1r has a historiated initial showing St. Mauritius; f. 13v another showing Peter and Paul. There are 11 other painted initials. Other initial letters are in red and blue with pen-work decoration. Bound in modern vellum. In a tray case, 36 cm. MS Typ 299. Houghton Library, Harvard University. Also available in an electronic version.