http://www.traprockpeace.org/nyc_29aug04/ has a photoalbum of protests on August 29, 2004 with interviews of bicyclist on mass arrest of peaceful bicyclists and Food Not Bombs organizer. Also hear "protest sounds" during march.
Sunny Miller conducted and recorded interviews. Charlie Jenks recorded crowd sounds, and edited all audio, as well as took photos.
Also available are interview with Food Not Bombs organizer (before broken up by police in theater district) at http://www.traprockpeace.org/audio/food_not_bombs_29aug04.mp3 length 4:27, 1.6 mb and crowd sounds - http://www.traprockpeace.org/audio/crowd_sounds_29aug04.mp3 length 53 seconds; 300 K.
See photoalbum (annotated) at http://www.traprockpeace.org/nyc_29aug04/