A very large portion of Hindustani and Carnatic exists entirely in private collections, which one can only get to know about by word of mouth. Alarmingly, large collections, which were known to have existed even a few decades ago, have simply vanished with the 78-RPM records have been sold off. Gramophone records have also been melted down for use in industry as raw material. It is also but natural that recordings have got destroyed through neglect and want of care.