Ms. antiphonary single leaf, perhaps from an antiphonary of the Ambrosian rite; written and illuminated in Italy, perhaps Milan, ca. 1500.
Decoration: 1 large illuminated initial C decorated with motifs of precious stones and imaginative floral representations.
Artist: attributed variously to the workshop of Bergognone, or to that of the Master of the Arcimboldi Missal, the latter subsequently identified with Matteo da Milano by Jonathan Alexander.
Text: music and text for the first of the Rogation Days which are celebrated on the 2nd, 3rd, and 4th days after the Ascension; after the rubric In die primo leteniarum que celbrari debent in feria secunda tertia et quarta post Ascensionem Domini.
Musical notation: 4-line red staves with square notes.