NL-DHk 71 A 21

Officia, Missae et Sequentiae for the Birgittines, probably (but not certainly) from Mariënwater near 's Hertogenbosch, 2nd half 15th century; square notation on red staves.

Literature

	Boeren: Catalogus ..., nr. 13, pp. 41-43
	Birgitta van Zweden, nr 33, p. 102 (incl. facs.)
	Gregoriaans in laatmiddeleeuws 's-Hertogenbosch, pp. 169-193, on the sequences