Check out the 2011 Track Bicycle Racing guide produced by the Northbrook Cycle Committee. It is a comprehensive guide to track racing, track bikes, strategy, how to get started, stories about racing in Northbrook, etc.
You can download the PDF via the following link.
http://www.northbrookvelodrome.org/files/velodrome_brochure_2011.pdf
*39.7mb file size
5/5/11
2011 Northbrook Velodrome Racing Guide
