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In the course of collecting the materials for this essay, difficult problems have taken form. Some we can solve, but others remain obscure among the latter may be mentioned the unknown cause for the cessation and disappearance of the chank bangle industry in Kathiawar, Gujarat and the Deccan, and the question whether the use of chank bangles among a few sections of several castes in South India is in the nature of a survival of a once universal custom.
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