PG 10 · cols. 243–246
Pierius, catechista Alexandrinus, Fragmenta
Pierius, the Alexandrian teacher (c. 260): what survives of him, Jerome's report of his exegesis of 1 Corinthians 7, in Latin, and Photius's account of his book, in Greek, with the editors' notes (Migne, PG 10). The text was first read by Gemini (a machine reader), and the Reading Room checked its columns against the page.
Migne Reading Room