Origin and Growth of Caste in India, Volume I by Nripendra Kumar Dutt is a foundational study on the historical and sociological evolution of the caste system. The book traces its roots from ancient Vedic society, examining religious, economic, and political factors that contributed to the stratification of Indian society. Dutt provides a critical analysis of how caste developed as both a social institution and a cultural framework, shaping identity and hierarchy across centuries.