Beta

Ra 1659

London, British Library, Burn. 276, Bl. 7–14. No diktyon: 39385.
s. X (f. 15r-v); s. XVII (ff. 7r-14v) | Paper, 9 ff., 2 (f. 15r-v), 1 (ff. 7r-14v) col., 40 (f. 15r-v), 10 (ff. 7r-14v) lines per page. |  Minuscule.
These folios are incorporated in a collection of fragments of patristic and classical texts.
Content
7r–14v Ps 134:1–18 with musical notation, tit. “Ἕτερος πολυέλεος ἐκ τοῦ λατίνου· ποίημα κυροῦ Μπαλασίου ἱερέως καὶ νομοφύλακος, ὅστις καὶ Παλατιανὸς ἐκλήθη”
15r–15v Theodoret of Cyrrhus, Commentary on Psalm 36
Bibliography
Parpulov, G., Toward a History of Byzantine Psalters, ca. 850–1350 AD, Plovdiv 2014, Appendix B1. 
Catalogues
Catalogue of Manuscripts in the British Museum, New Series Vol. I Part II, The Burney Manuscripts, London 1840, 70–71. 
Pattie, T. S. and S. Mckendrick: The British Library Summary Catalogue of Greek Manuscripts, vol. I, London 1999, 73–76.
Rahlfs, A., Verzeichnis der griechischen Handschriften des Alten Testaments (Mitteilungen des Septuaginta–Unternehmens der königlichen Gesellschaft der Wissenschaften zu Göttingen, 2), Berlin 1914, 106.