A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c12.t4.7
A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c12.t4.7
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v1.c12.t4.7
Each of these again is divided into 4 classes according to its colour namely: Brāhmana, Kshatriya, Vaisya and Sūdra.² 30