Union of USA manufactured no 4 1/2 wide bodied smoothing plane
A good heavy, smoothing plane with the body of the plane being constructed from cast iron. There is asmall chip off of the front left hand side where it meets the toe (see photo), but does not detract from using this tool.
The sole and the sides of the body were originally machined and ground to make sure the plane body is flat and true. The inside of the plane body is finished in black.
The Union 4 1/2 plane has the lateral lever adjuster and frog adjusting mechanism which is asimilar to most planes of this type.
The shaped rear handle and front knob are made from hardwood
The plane blade is marked 'Union MFG Co, New Britain CT, USA.