MASS 
 Subject to Change - Fri 2/27/1998 6p
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Chicago Critical Mass
Subject to Change
Fri Feb 27th 1998 6p

Critical Mass is a very large group bike event, gathering in Chicago the last Friday of every month for more than a decade. Leaves Daley Plaza downtown (50 W Washington St) around 6pm.
Contact: Unknown
ChicagoCriticalMass.org
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CCM RT @gizmag: Open-source "intelligent" beehives developed to tackle Colony Collapse Disorder -
CCM RT @highchairkings: My buddies and I take cycling VERY SERIOUSLY. #30daysofbiking
CCM RT @BicyclingMag: Your Brain-Boosting Plan 5 ways to harness the power of cycling to sharpen your mental fitness
CCM RT @VolunteerForevr: Volunter Destination: #Africa! Know before you go!
CCM RT @timbuk2chicago: Hello spring, we've been waiting for you. #timbuk2chicago #bikeCHI
CCM RT @ChicagoCabbie: Just an amazing day. Can't wait for more days like this. #Chicago's best days are in summer. #Bike...
CCM “@WorkingBikes: Happy New bike day. #bikeChi #Chicago ” NICE!!
CCM Protester! Great video from Melbourne www.facebook.com/survivingearth
CCM Saw some @DivvyBikes mechanics today. Keeping the bikes in good condition. #bikeChi #chicago
CCM RT @specialedd97: @DivvyBikes, sorry to bother you, but if someone gives you a set of keys from the lakefront today w...
CCM RT @Snowgoggles: Solid turn out for the Architectural Ride of Irving Park! Gorgeous Day!!! #bikechi
CCM RT @ROADIECAB: Chicago cops to patrol most violent areas on bikes: via @nwi #bikeCHI
CCM RT @ChicagoCabbie: Another beautiful day in #Chicago. 50° now 60s later. Will go for 10 mile bike ride. #BikeChi @ C...
CCM RT @HonorRideBarr: Give it your all on 08.17.14 at citizens park. Register at #bhrr2014 #runchi #bikechi @active htt…
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