The Cambridge History of India, Vol. I: Ancient India v1.c15.175

v1.c15.175

Such circumstances must necessarily change the racial character of the tribe by a gradual process which might well in the course of ages lead to a complete transformation. There is therefore nothing in the existing racial conditions, and equally nothing in the existing physical conditions¹, to prevent us from believing that the survival of a Dravidian language in Baluchistān must indicate that the Dravidians came into India through Baluchistān in prehistoric times. Whether they are ultimately to be traced to a Central Asian or to a Western Asian origin cannot at present be decided with absolute certainty; but the latter hypothesis receives very strong support from the undoubted similarity of the Sumerian and Dravidian ethnic types².