Proto-Sarada Writing (IMAGE) University of Würzburg Caption This is what the ancient Indian Proto-Sarada script looks like, here on a 14-centimetre-wide piece of birch bark. The terms "market" and "merchant" appear in the text, which indicates an economic context. Credit Ingo Strauch / University of Lausanne Usage Restrictions none License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.