A few years ago, Cedarbrae was badly in need of a renovation. One thing the community all agreed on was that the roof needed to stay. This made completing the building more difficult, but the roof design has remained.
This branch was home to the first self-check-in and sorter in the Toronto Public Library system. There are now a number of them around the city. Have you tried one yet?
Cache is outside in a quiet yet very visible area. Time your visit carefully and pay attention.