History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c37.s3.13
History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c37.s3.13
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c37.s3.13
The indelible character of the ink is obviously due to the use of marking nut, which, as is well known, is used by the washermen in India for marking clothes.