O Sacrum Convivium composed by James Biery. For SATB choir, a cappella. Feast of Corpus Christi, Communion. Moderately Easy to Moderately Difficult. Octavo. Published by MorningStar Music Publishers (MN.50-8311).
Harmonic structure based on continuous pedal-point combines with intricate text layering to evoke mood of sacred mystery. Final "alleluia" section builds to exultant climax, then fades away. Latin and English text.