Kit Wohl provided us with photos of an antique wagon wheel tire roller

http://www.metalsmith.org/edu/equipment/rollers/Back_view-full.jpg

http://www.metalsmith.org/edu/equipment/rollers/Gears_side_view.jpg

http://www.metalsmith.org/edu/equipment/rollers/Second_side_view.jpg

http://www.metalsmith.org/edu/equipment/rollers/Tightening_mechanism.jpg

http://www.metalsmith.org/edu/equipment/rollers/Top_view-_rollers.jpg