Source P-Ln (Lisboa) Biblioteca Nacional de Portugal RES. 253 P. Folio 304v-305r Sequence 014 Text Scio cui credidi et certus sum quia potens est depositum meum servare | In illum diem justus judex Feast Pauli Liturgical occasion M Genre R Position 1.2 Mode * Cantus ID 007628.1 Images 304v 305r
