Gangubai Hangal, Hindustani classical singer

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Gangubai Hangal (5th march 1913 - 21 July 2009) was an Indian singer of the kahayal genre of Hindustani classical music from Karnataka. She was know for her deep and powerful voice. Hangal belonged to the Kirana gharana. Rest of the details are in the following link, courtesy wikipedia.

https://en.wikipedia.org/wiki/Gangubai_Hangal