The NPR piece on the Veoldrome Sounds can be further explored by going to the web site. http://www.velodromeatbloomerpark.com Then click on photos. Then click on Building A. Dream for some good construction photos. The noise level changes with the temperature and humidity. Rick Denman's recording was made under turn four. I put over 1000 miles on that little (200 meter) track this year most of them not on my 1964 Paramount track bike.
Gene Diggs
Rochester Hills, MI USA