MASS 
 Anniversary - Fri 8/28/1998 6p
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Chicago Critical Mass
Anniversary
Fri Aug 28th 1998 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: Michael Burton
ChicagoCriticalMass.org
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CCM RT @ChiMarathon: On #NationalBananaLoversDay we want to thank our wonderful volunteers who will hand out 75K bananas ...
CCM RT @DivvyBikes: Hey Chicago! Get $2 off a 24-Hour Pass and experience the city on two wheels: #bikechi
CCM RT @Deprogrammer9: @AmaraEnyia @ChiCritMass come & ride with us September 30th Daley Plaza 5;30 pm.
CCM RT @bydavidrosales: @ChiCritMass #bikechi August 2016'
CCM [*CCM*] August CCM Ride A few pictures, and one video
CCM Deactivation Alert
CCM RT @Deprogrammer9: .@Ajzionts @ChiCritMass critical mass Chicago #criticalmass #bikechi
CCM RT @AmaraEnyia: Shouts out to @ChiCritMass now rolling through my hood #GarfieldPark! Love it. #bikechi
CCM RT @Ajzionts: .@ChiCritMass #Chicago #CriticalMass
CCM RT @lalabicyclette: So many people out for @ChiCritMass tonight! Made my night to happen to see them all! #bikechi
CCM monthly report Good evening ccm, There were some errors in the monthly report you submitted last week. See the highli...
CCM  ~4654 Lawndale Ave
CCM  ~3700-3708 W Leland Ave
CCM  ~3700-3708 W Leland Ave
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