This bull gear, from the steam-driven works at the recently defunct Kaufman Factory, is part of Kitchener's Industrial Artifacts project. That's a fancy way of saying they plop down stuff like this at random along the city trails.
More pictures of snowy gears:
Hmmm... I might have to find a way to put the visuals on a pop-open page with a grey background. The white and the swirlies aren't doing them any favours.