TourDeMass 63rd - Fri 7/28/2006 6p
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Chicago Critical Mass
TourDeMass 63rd
Fri Jul 28th 2006 6p

Critical Mass is a very large group bike event, gathering in Chicago the last Friday of every month for 15+ years. Leaves Daley Plaza downtown (50 W Washington St) around 6pm.
Contact: Anne Alt
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