Profile Plane.

Planes to the right. Top edges chamfered, wooden wedge.

Right side: 3.7 cm flat, partially open shavings slot.
Then widens by 1.2 cm, with a concave edge at the top and a shavings slot.

Bottom depth stop: 0.4 to 0.8 cm.

Left side: Flat.
Bottom side fence: 0.5 cm high, 1.1 cm wide.

Iron: 33 mm     Shaft: 10 mm     Cutting angle: ⌀ 46°

Marking: STEINER & SÖHNE