Harmonium maestro Purshottam Walawalkar passed away on Monday, January 13, 2014. He was 90.
Added: A tribute in the Indian daily DNA, dated January 19, 2014. (In the event the link evaporates, a pdf is archived here.)

Purshottam Walawalkar and Ramashreya Jha “Ramrang” at Kavalem, Goa (December 2003)