公同書簡
Codex Porphyrianus designated by Papr or 025 (in the Gregory-Aland numbering), α 3 (von Soden), is a Greek uncial manuscript of the Acts of Apostles, Pauline epistles, and General epistles, with some lacunae, dated paleographically to the 9th century. It is one of a few uncial manuscripts that include the Book of Revelation.