A letter by Mār Jacob, bishop of Edessa, on Syriac orthography: also a tract by the same author, and a discourse by Gregory Bar Hebræus on Syriac accents. Now edited, in the original Syriac, from mss. in the British museum, with an English translation and notes - Jakob, Edessa, Bischof 640-708 (Williams and Norgate, 1869)