Chapter XVIII
Von Domazewski, Römische Kaiser, ii, pp. 168–318; Gibbon, E., Decline and Fall of the Roman Empire, ed. Bury, i, chs. i–xii; Niese, Geschichte, pp. 331–376; Schiller, Römische Kaiserzeit, vol. i, ch. ii, §§ 57–59; chs. iii–iv; Stuart Jones, chs. v–ix. More special: Gregorovius, F., The Emperor Hadrian; Platnauer, M., The Life and Reign of Septimius Severus; J. Stuart Hay, The Amazing Emperor Heliogabalus.
Chapter XIX
The Imperial Administration: In addition to the general historical works cited for the preceding chapters, see Boissier, G., L’opposition sous les Caesars; Bussell, F. W., The Roman Empire, Essays on Constitutional History, i, chs. i–iii; Greenidge, Public Life, ch. x; Hirschfeld, O., Die kaiserliche Verwaltungsbeamten bis auf Diocletian (indispensable); Keyes, C. W., The Rise of the Equites in the Third Century of the Roman Empire; McFayden, D., History of the Title Imperator under the Roman Empire; The Princeps and the Senatorial Provinces; Mattlingly, H., Imperial Civil Service of Rome; Mommsen, Staatsrecht, ii, 2, Der Principat; Schulz, O., Das Wesen des römischen Kaisertums im dritten Jahrhundert. On the spirit of Roman imperialism: Bryce, The Ancient Roman Empire and the British Empire in India; Cromer, Ancient and Modern Imperialism; Lucas, E. P., Greater Rome and Greater Britain.
The Army: Cagnat, L’Armée romain d’Afrique, 2nd ed.; L’Armée d’Occupation de l’Egypte sous la Domination romaine; Chapot, V., La Frontière de l’Euphrate; Cheesman, G. L., The Auxilia of the Roman Imperial Army; Von Domazewski, Die Rangordnung des römischen Heeres, Bonner Jahrbücher, 117; Hardy, Studies in Roman History, 2nd ser., i, The Army and Frontier Relations of the German Provinces; Pelham, Essays, viii, The Roman Frontier System; ix, The Roman Frontier in Southern Germany; Stuart Jones, Companion to Roman History.
The Provinces: Arnold, The Roman System of Provincial Administration, chs. iv, vi, pt. 2, vii; Bouchier, The Roman Province of Syria; Carette, E., Les Assemblées provinciales de la Gaule romaine; Chapot, V., La province romaine proconsulaire d’Asie; Guiraud, P., Les Assemblées provinciales dans l’empire romain; Halgan, C., L’Administration des provinces sénatoriales sous l’empire romain; Hardy, Studies in Roman History, 1st ser., xiii, Provincial Concilia from Augustus to Diocletian; Haverfield, F. J., The Romanization of Roman Britain, 3rd ed.; Jullian, C., Histoire de la Gaule, vols. iv, v; Mommsen, The Provinces of the Roman Empire; Milne, J. G., A History of Egypt under [pg 420]Roman Rule: Wilcken, U., for Egypt, in Mitteis und Wilcken, Grundzüge und Chrestomatie der Papyruskunde, i, 1.
The Municipalities: Dill, S., Roman Society from Nero to Marcus Aurelius, bk. ii, chs. ii, iii; Liebenam, Städteverwaltung im römischen Reiche; Hardy, Roman Laws and Charters; Reid, J. S., Municipalities of the Roman Empire, chs. vii–xv; Waltzing, J. P., Les Corporations professionelles chez les Romains.
Colonate: Pelham, Essays, xiii, The Imperial Domains and the Colonate; Rostowsew, Studien zur Geschichte des römischen Kolonats; art. colonus, in Handwörterbuch der Staatswissenschaften; Wilcken, see Provinces, above.
Chapter XX
Social Conditions: Dill, S., Roman Society from Nero to Marcus Aurelius; Frank, Economic History, chs. xi–xvi; Friedländer, L., Roman Life and Manners under the Early Empire, vols. i–ii; Louis, P., Le Travail dans le monde romain; Waltzing, Les Corporations professionelles.