I'm sure a lot of you have seen this footage by now, but I thought I'd post this for the folks that haven't. It's pretty interesting stuff, if your into the early days. Too bad there wasn't any salvaged footage of the steeper velodromes.
http://ca.youtube.com/watch?v=QPZY-MUx8qk
http://ca.youtube.com/watch?v=QPZY-MUx8qk