Described as an 'average-sized' book covered in wooden boards. Copied in Treviso, for use by cathedral choir. Destroyed in 1944, but contents known from thematic catalogue made by chapter archivist Giovanni d'Alessi. No further information available.
Motets grouped by feast; copied in order of liturgical calendar. A group of 5 for 1st Vespers of Corpus Christi forms a unified cycle, and was transcribed by Alessi (copy in the Archivio Capitolare).