[737] Ebner, Quellen und Forschungen zur Gesch. des Missale, etc., Freiburg, 1896, 123. In addition to these two festivals in honour of the Holy Cross, the Egyptians and Abyssinians celebrate one on the 6th March, “Manifestatio S. Crucis per Heraclium Imp.,” instead of the 3rd May. See the Synaxaria in Seldenius and Mai.
[738] Magistretti, op. cit., 141.
[739] Duchesne, Origines, 113-137.
[740] Ebner (Iter. Italicum, 381) proves against Probst that the letter deals not with an antiquated rite, but with the rite then actually in use in Rome.
[741] Epist. Hadr., 49; Cod. Carol., 72. Migne, Patr. Lat., xcviii. 435. The oldest of the numerous existing MSS. is the Codex Ottobonianus 313 (ninth century), originally belonging to Paris. The codex in the library of the seminary at Mainz is of the middle of the ninth century. In the Cathedral Library at Cologne are two codices, No. 137 belonging to the end of the ninth century, and No. 88 somewhat more recent.
[742] Printed together in Migne, Patr. Lat., lxxii., from the edition of Mabillon. [See E. Bishop’s art. on the “Earliest Roman Mass-book,” Dublin Review, Oct. 1894. Trans.]
[743] Binterim, Denkw., v. 18 et seq. Hontheim, Prodromus, i. 358.
[744] See the author’s article in the Tüb. Quartalschrift, 1905, 590-608.
[745] E.g., the Ordinarium of the diocese of Rouen, etc., in Migne, Patr. Lat., cxlvii. 157; the Consuetudines Avellanenses, ib. cli.
[746] See [Appendix xi].