Tu claustra stirpe regia : from Sequence for St. Wulfstan : for SATB chorus /
O'Regan, Tarik.
Wulfstan,Saint,1012?-1095.
London : Novello,
c2004.
Includes piano reduction for rehearsal only.
Words from Cambridge, Corpus Christi College, MS 391, p.265 (the Portiforium of St. Wulfstan).
Candlemas music.
Motets.
Choruses, Sacred (Mixed voices, 4 parts), Unaccompanied.