MASS 
 Anniversary - Fri 8/28/1998 6p
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 Light Rain Snow and Breezy 36F N22
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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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10/31 5:31p ~50-98 West Washington Street
10/31 5:01p Storm has cleared just for Critical Mass, then back to the weird a-- snow/sleet/hail mix.

CCM  ~50-98 West Washington Street
CCM  ~110-114 North Dearborn Street
CCM Storm has cleared just for Critical Mass, then back to the weird a-- snow/sleet/hail mix.
CCM RT @Dr_McWho: There, Critical Mass, and Back home= 27+ miles. #WorthIt #SoMuchFun @ChiCritMass
CCM RT @limodavid: All you @ChiCritMass #bikechi on the mass tonight please be very careful! Lotsa mayhem out there alrea...
CCM Happy Friday! As usual, we will meet up for our monthly ride today at Daley Plaza ~5:30 p.m. Grab your mittens, balac...
CCM No tricks only treats for your bike messengers today. Tip them well! #bikechi
CCM The mass is ending @RedLineTap for the recycler party. #bikechi #Chicago
CCM RT @aka_bondo: @ChiCritMass #happyfriday
CCM Re: [*CCM*] Kaci Hickox, Nurse Under Ebola Quarantine, Takes Bike Ride > Way to go! Another use of a bicycle for prot...
CCM RT @streetsblogchi: Yup, Metra got rid of all bike blackout dates. Lollapalooza 2014 was the last one. @cinchel @ChiC...
CCM RT @luke0411: Who's doing @ChiCritMass tonight? #bikechi
CCM Re: [*CCM*] Kaci Hickox, Nurse Under Ebola Quarantine, Takes Bike Ride Well, they didn't adopt the Tshirt, but the co...
CCM “@replicachicago: sNOw. ” :(
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