(13) Sartorius von Walterhausen, August. Die Arbeitsverfassung der englischen Kolonien in Nordamerika. Strassburg, 1894.

(14) Ballagh, James C. "A History of Slavery in Virginia," Johns Hopkins University Studies in Historical and Political Science. Baltimore, 1902.

(15) McCormac, E. I. "White Servitude in Maryland, 1634-1820," Johns Hopkins University Studies in Historical and Political Science. Baltimore, 1904.

(16) Kemble, Frances A. Journal of a Residence on a Georgian Plantation in 1838-1839. New York, 1863.

B. Caste

(1) Risley, Herbert H. The People of India. Calcutta and London, 1915.

(2) ——. India. Ethnographic Appendices, being the data upon which the caste chapter of the report is based. Appendix IV. Typical Tribes and Castes. Calcutta, 1903.

(3) Bouglé, M. C. "Remarques générales sur le régime des castes," L'Année sociologique, IV (1899-1900), 1-64.

(4) Crooke, W. "The Stability of Caste and Tribal Groups in India," Journal of the Royal Anthropological Institute, XLIV (1914), 270-81.

(5) Bhattacharya, Jogendra Nath. Hindu Castes and Sects. An exposition of the origin of the Hindu caste system and the bearing of the sects toward each other and toward other religious systems. Calcutta, 1896.