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To: TigerClaws
liberalism photo: LIBERALISM Liberalism.jpg
6 posted on 11/25/2014 10:04:42 AM PST by Snickering Hound
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To: Snickering Hound

That bicycle on a roadway of the right contours, will roll nicely!
IIRC it’s a catenary curve.

https://www.youtube.com/watch?v=KpOxd7p8D00


58 posted on 11/25/2014 11:23:26 AM PST by DUMBGRUNT (The best is the enemy of the good.)
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