Gregory Thaumaturgus
The body of the work consists of a collection of readings, or lessons, for the feasts of the Holy Trinity, the Transfiguration, the Holy Cross, several feasts of Our Lady (Conception, Purification, Visitation, Our Lady of the Snows), the feasts of St. Michael, the Apostles, Saints Mary Magdalene, Martha, John, Athanasius, Monica, Nereus and Achilleus, the Seven Brothers, Apollinarius, the feast of the Beheading of St. John the Baptist, of Saints Gregory Thaumaturgus, Basil, Francis, Clement etc. Then follow the varied and well-selected lessons for the commons, drawn from the writings of the Church Fathers.