[15]R. Reitzenstein, _Die Hellenistischen Mysterienreligionen_ (Leipzig, Teubner, 1927), 3rd edition, 385. [16]G. D. Kellogg, _The Ancient Art of Poetic Improvisation_, a paper read at the meeting of the Classical Association of the Atlantic States, April 26, 1940; J. Kroll, _op. cit._ (see note 3), 259. [17]_Contra Haereses_, III, xvii, 2; Migne (PG), VII, 929-930. For a recent commentator, see F. J. Foakes-Jackson, _The Acts of the Apostles_ (London, Hodder and Stoughton, 1931), 10-13. [18]Note the citation, _I Tim. 6:15-16_, _supra_, p. 7, in which the repetition of the relative clause produces a stylistic effect. [19]Justin Martyr, _Apologia pro Christianis_, 67; Migne (PG), VI, 430. Translation from _Ante-Nicene Fathers_ (New York, Scribners, 1899), I, 14. [20]_Didache_, xiv; Translation from _Ante-Nicene Fathers_, VII, 381. [21]_Apostolic Constitutions_, II, lvii; Translation from _Ante-Nicene Fathers_, VII, 421-422. [22]_Ante-Nicene Fathers_, VII, 371-376; _Catholic Encyclopedia_, IV, 779f; _Encyclopedia Britannica_, eleventh edition, VII-VIII, 209f. [23]_Didache_, ix; Translation from _Ante-Nicene Fathers_, VII, 380. [24]_Hymnody Past and Present_, 16-17. [25]F. E. Brightman, _Liturgies, Eastern and Western_ (Oxford, Clarendon Press, 1896), vol. I, _Introduction_, xvii-xxix. [26]F. E. Brightman, _supra_, xxix; see also B. S. Easton, _The Apostolic Tradition of Hippolytus_ (Cambridge, Un. Press, 1934), 12. [27]L. Eisenhofer, _Handbuch der katholischen Liturgik_, vol. I, _Allgemeine Liturgik_ (Freiburg im B., Herder, 1932), 150-152. [28]_Apostolic Constitutions_, VII, 47. [29]_Supra_, VII, 48. [30]_Supra_, VII, 49. [31]Translations from _Ante-Nicene Fathers_, VII, 538, 544. [32]_Liber de spiritu sancto_, xxix, 73; Migne (PG), XXXII, 205. See also J. Mearns, _op. cit._ (see note 4), 16. [33]Translation by Robert Bridges, _Yattendon Hymnal_ (London, Oxford Un. Press, 1920), no. 88. [34]R. M. Pope, "Latin Hymns of the Early Period," _Theology_, 21 (1930), 159; _Catholic Encyclopedia_, "Te deum," XIV, 468-470; C. W. Douglas, _Church Music in History and Practice_ (New York, Scribners, 1937), 158-160. [35]F. Cabrol, _op. cit._ (see note 4), especially Part II, _Les cantiques anciens_, 1976-1977. [36]E. Norden, _Agnostos Theos_ (Leipzig, Teubner, 1913), 276. [37]Translation from _Book of Common Prayer_ (Prot. Epis. Church, U. S. A.), 84. Similar effects were apparent in _I Tim. 6:15-16_, _I Tim. 3:16_, _I Peter 2:22-25_, quoted above. [38]K. Keyssner, _Gottesvorstellung und Lebensauffassung in griechischen Hymnus_ (Stuttgart, Kohlhammer, 1932). In his index Keyssner lists 72 known authors of all periods, 37 anonymous pieces (some fragments), and 22 magical formulae or collections. [39]E. H. Blakeney, _Hymn of Cleanthes_ (London, S. P. C. K., 1921), 8.