MASS 
 Bike Proliferation - Fri 8/25/2006 6p
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Chicago Critical Mass
Bike Proliferation
Fri Aug 25th 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: Unknown
ChicagoCriticalMass.org
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8/28 8:49p ~112-198 East Balbo Avenue
8/28 8:23a Please help me pass out The Derailleur before the ride. Copies of the zine can be found at the base of t...

CCM Quick Question Hey there, Not sure if you got my last email but wanted to touch base again. I was wondering if you wa...
CCM Google's self-driving cars might be too good at braking for cyclists
CCM RT @forensicgarlic: My August bikeshare stats: 8 trips. 1 hours, 35 minutes, 55 seconds. 13.9 miles. via #DivvyBrags…
CCM Great ride!! See you crazies in 4 weeks🚴🏼
CCM RT @mfgink: Critical mass at cottage groove and 47th #bikechi @ Teazze Salon & Boutique
CCM RT @mfgink: Pershing and Prairie happy Friday #bikechi #CriticalMass @ Rothschild Liquor Marts
CCM RT @CityLab: An immigrant woman in Amsterdam is teaching other immigrant women how to ride bikes http://t.co/HE2M1x6…
CCM RT @Dionsmusica: Just completed a 26.19 mi bike - Critical Mass August 2015 #bikechi #Runkeeper
CCM Quick Question Hey there, Not sure if you got my last email but wanted to touch base again. I was wondering if you wa...
CCM Did anyone geotrack the route? Thanks!
CCM RT @BDY60614: What a wonderful night for a south side @ChiCritMass #bikechi
CCM RT @CarmintheB: @ChiCritMass Whoo hoo! A wee-hoo :-)
CCM  ~112-198 East Balbo Avenue
CCM  ~639-651 South Michigan Avenue
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