B66-402 GERMAN SCREW-ARM PLOW PLANE. M. Cathor. Typical Continental construction with arms anchored in the body and nuts on both sides of massive wood fence. Marked "M. Cathor Hamburg" on toe, the mark has been seen on other German planes. Iron depth stop with brass wingnut. Ward cutter. A couple of small chips from the threads and some light staining. From the collection of Steve Dice. Good+ 120-240