They may look small from the street, but the clocks on Sinclair Centre are some of the largest clocks in Vancouver. The minute hand alone weighs over 200 lbs! It was built in 1909 as part of the post office. It is now all electrical but you can still see the original winding mechanism and bell on display in the atrium of the Sinclair Center,
For more on the Sinclair Centre check out this insiders look via Miss 604 from 2010.