- Mount Athos, Iveron Monastery, ms. 381 (nunc 347): page range 1r–49r; 30r–392r
- Acquired: purchased by library
- Film: 35mm Black-and-white Positive
Note: "Mount Athos. Iveron. MSS. 381. Synagoge ff. 112-155".
Note in the box: "Athos, Iviron 381. Church Councils".
At the beginning: informational sheet of the Patriarchal Institute for Patristic Studies in Thessaloniki, dated on 26 January 1970.