VARNAMs -rare from kerala kvn khamas ppb https://www.youtube.com/watch?v=M-VSXLWEm9A

http://octave2010.blogspot.in/2010/01/varna-and-its-significance.html
http://octave2010.blogspot.in/2010/07/varnam-sambho.html

http://octave2010.blogspot.in/2010_01_01_archive.html