http://cambridgepl.libcal.com/event/3396719
CPL Main Library: Public Events
http://cambridgepl.libcal.com/event/3396523
http://cambridgepl.libcal.com/event/3406622
http://cambridgepl.libcal.com/event/3392496
http://cambridgepl.libcal.com/event/3396622