Amazon mp3: 33bowls, $1.78, 72 minutes, quite a deal.

A streaming player and links to amazon are here: 

http://33bowls.com

Try before you buy. Listen to the entire recording (albeit in somewhat lower fidelity at lower bit rates for streaming). But you get the idea. Enjoy.

This is an oscilloscope view of a snippet of the track "morning". The exponential decay modulated by sub-harmonic beats is visible. The slight visual fuzziness is actually smaller amplitude resonances of the room and other bowls.