What is Critical Mass? Ask ten riders and you get ten different answers!

What is Critical Mass? (Short documentary film)Edit

What is Critical Mass?
Country of origin United States
Release date(s) 2007
Running time ca. 4 min
Language English
Genre Short documentation
Directed by Phillip Barron
  • Bicyclists

A simple question asked to Durhamn, NC riders who gave several answers.

by Phillip Barron ( (produced in 2007).

See alsoEdit

External linksEdit

Critical Mass films


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More films about bicycles


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