MASS 
 Underwear Mass - Fri 7/30/10 6p
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Chicago Critical Mass
Underwear Mass
Fri Jul 30th 2010 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: Barbra R
ChicagoCriticalMass.org
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CCM RT @fox32news: Illinois House votes to require cursive writing in schools https://t.co/888kUuvuKr
CCM RT @Retro_Co: Black Sabbath, 1970
CCM RT @6abc: #BREAKING Woman hit by Philadelphia police car in Kensington has died https://t.co/wIXFmmXUOt
CCM Amen brother
CCM [*CCM*] Friday's plans? Any plans or routes or maps for this coming Friday, 4/18?
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CCM RT @hels: Omg @mariyapy and @Vince_Dixon_ just won a Beard Award for their gorgeous @Eater story Thrill Ride, about b...
CCM [*CCM*] Get Your Bike Checked And A Free Beer While You Wait
CCM RT @CityLab: The Chicago Fed’s new data-mapping tool can identify towns with sibling connections
CCM RT @BicyclingMag: Science shows that riding on an empty stomach burns fat: https://t.co/tHzqGfiLKk
CCM RT @COSPRINGS1: A look back at the rise of marijuana in the US https://t.co/F4onMatqOZ
CCM RT @WalkFriendly: 👏👏👏
CCM RT @BikeCHInorth: Come on #Flyover! You can't get here fast enough! Cyclist Apparently Hit Near Unfinished Flyover …
CCM RT @hell0babs: #bikechi
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