[6] Geiger, Civilization of the Eastern Irānians, ii. 31 sqq.
[7] Leist, Alt-arisches Jus Gentium, p. 422.
[8] Idem, Græco-italische Rechtsgeschichte, § 50 sq., especially pp. 375, 381. In Rome blood-revenge appears to have been very early suppressed. There is an echo of it in certain legends, but even in them it is represented as objectionable (Mommsen, History of Rome, i. 190).
[9] Maine, Early History of Institutions, lect. ii. d’Arbois de Jubainville, ‘Des attributions judiciaires de l’autorité publique chez les Celtes,’ in Revue Celtique, vii. 5. Ancient Laws of Ireland, iii. p. lxxxix.
[10] Skene, Celtic Scotland, iii. 152.
[11] Mackintosh, History of Civilisation in Scotland, ii. 279.
[12] Pollock and Maitland, History of English Law before the Time of Edward I. i. 48.
[13] Cherry, Growth of Criminal Law in Ancient Communities, p. 85.
[14] Günther, Idee der Wiedervergeltung, i. 207 sq. Frauenstädt, Blutrache und Todtschlagsühne im Deutschen Mittelalter, p. 21. Cf. Arnold, Deutsche Urzeit, p. 342.
[15] Simonde de Sismondi, Histoire des républiques italiennes du moyen âge, xvi. 456.