Small smoothing plane. Bronze body with 3 mm wall thickness. Front front-wedge for the shaving throat, 12 mm high, rounded to 16 mm at the top. Behind it a lighter bronze insert in the sole, 16×38×4 mm, with a 2.5×31 mm mouth. Wedge support 12×32×6 mm, rounded, held by a 3 mm steel rod pivoting in the sidewalls. At the rear, a wooden backing plate 6.5×3.1×0.1 cm with a rounded shoulder, screwed to the sides. Between the rounded-topped wooden wedge and the iron are two 1 mm wooden shims.

Iron: 30 mm, bevel up     Cutting angle: 17°

Mark: UNION M.F.G. CO. NEW BRITAIN, CT., U.S.A.