16th-century Antiphonary parchment sheet This  16th-century Antiphonary is a large illuminated manuscript leaf from a medieval choir book (antiphonary or gradual), written and notated on parchment. The page features square neumatic notation on a four-line red staff, typical of Gregorian chant manuscripts used in monastic and ecclesiastical settings. The text, in Latin Gothic script, includes … Continue reading Case study #002. 16th-century Antiphonary parchment sheet