Opus operare quod per crucis are / Opera

Composer Anonymous
Genre Motet

Appears in

Source Location Voices
D-W Cod. Guelf. 1099 Helmst. (W2) 175–175v
Voice: [no designation]
Clef: c2
Voice Text: Opus operare quod per crucis are

Voice: [no designation]
Clef: c3
Voice Text: Opera