19. Martyrum gemma latria / Diligenter inquiramus / A Christo honoratus

Manuscripts with text and music

MS C: ff. 223v-224r; MS Vg: ff.278v-279r; MS B: ff.276v-277r; MS A: ff.432v-433r; MS G: ff.120v-121r; MS E: f.144r; MS Iv: ff.10v-11r; MS Trém: f.xxiiii.