This six-spoke gear displays a heavy toothed or spur rim with a small gear mounted at the top left. The gear is now mounted on a rectangular iron base and repurposed as an imaginative table lamp.
Union Gear & Sprocket Corp. (Quincy, MA)
Cast mark: Union Gear/ Quincy Mass/12G20.
To socket: Width 10 Depth 5 Height 17 in.