https://barnard.edu/cares/community-safety/blue-light
Blue Light Emergency Call Boxes | Barnard College
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https://campustechnology.com/articles/2014/01/27/arkansas-community-college-students-help-campus-install-emergency-call-boxes.aspx
Arkansas Community College Students Help Campus Install Emergency Call Boxes -- Campus Technology
A community college in Arkansas has given a group of its students the chance to gain experience with an on-campus project to put up new emergency call boxes.
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