
Limestone facade outside the former Bell Canada telephone exchange building on the corner of Sherbrooke & Metcalfe Streets.
One can see the shells; however, pollution & acid rain are slowly causing the stone to erode.

Limestone facade outside the former Bell Canada telephone exchange building on the corner of Sherbrooke & Metcalfe Streets.
One can see the shells; however, pollution & acid rain are slowly causing the stone to erode.