http://archiv.ub.uni-heidelberg.de/savifadok/volltexte/2009/509/ Online These artefacts appear to be non-functional objects, probably used in rituals or simply deposited in hoards, to judge from a lack of use-wear. Far away in Odisha, Yule published a find from a metals period cemetery in Sankarjang which may be the earliest musical instrument in India. He documented the early historic fortress at Sisupalgarh by means of a laser scanner, ground penetrating radar and a hand-held GPS receiver.P. Yule, Early Historic Sites in Orissa (Delhi 2006)
