Credits for this wonderful documentary go to: 

The South Indian Educational Society (Directed by Shri V. Balakrishnan of Nrityodaya, Chennai)

K. A. Subramaniam Road, 

Matunga, Mumbai - 400 009.

Although available here, free-to-watch online, everyone is encouraged to buy the Video CD, for a very nominal price, from stores such as Giri Traders. 

The Sage of Kanchi -