NPA: Psalter (diacrictical pointing)
EPA: Psalter (numerical pointing)
EPB: Temporale
EPC: Sanctorale
EPD: Common Tones
English Performing Breviary: Indicies
NPA: Psalter (diacrictical pointing)
EPA: Psalter (numerical pointing)
EPB: Temporale
EPC: Sanctorale
EPD: Common Tones
English Performing Breviary: Indicies