The centenary of the discovery of the Indus Valley Civilisation and Dravidian links
It was on September 20, 100 years ago, that archaeologist John Marshall announced the discovery of the Indus Valley Civilisation through excavations at Harappa and Mohenjo-daro. Many years later, scholars Iravatham Mahadevan and Asko Parpola studied the antiquity of Tamil language and its link with the Indus Valley Civilisation