This Gradual has connections to Northern France, due to style of foliation, the Mass for St. Louis, and absence of certain customs. The Alleluia verses and the sequences allow a secure identification of the origins of Iluminado 84 in Sens. Specifically, the examination of the sequences demonstrates that Iluminado 84 can be considered as the oldest surviving manuscript transmitting some of the earlier sequences for Sens fully notated.
About Matthew Frederes
Mr. Frederes is a software engineer, pilot, served as an organist for 31 years, and directed small parish choirs/scholas for 22 years. He and his wife have 12 children. —(Read full biography).
