Come out and map: July 20 Summer #editathon
public group
Details
Join us for a weekend of OSM improvements ...
http://wiki.openstreetmap.org/wiki/US_Summer_Editathon_2013
Contact: @michalmigurski
Bay Area OpenStreetMappers
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Code for America
155 9th St. · San Francisco, CA
Come out and map: July 20 Summer #editathon