पन्नाबाबू तो देवता थे, देवता.
(Pannababu was a deity.)
Dr. Vishvas Kulkarni has authored a definitive biography of Pt. Pannalal Ghosh.
Highly recommended!
More info here
Pt. Pannalal Ghosh, Ud. Vilayat Hussein Khan, Ud. Ahmedjan Thirakwa, Pt. Nikhil Ghosh, Pt. Nikhil Banerjee