(IMAGE) Goethe University Frankfurt Caption Two craftsmen with shouldered axes on their way to a customer. (Mont Bagzan 2015) (Photo: Valerie Nur) Credit (Photo: Valerie Nur) Usage Restrictions no 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.