b61-399 PLOW PLANE. Multiform Plane Co. Uncommon example of a screw arm plow with Multiform's detachable handle patented by Thomas Worrall. Beech with boxwood arms and nuts. The handle has the unusual double slot with full top plate (PTAMPIA II, plate 3, right). There's a chip from the tote and a crack and some scuffs to the rear nut, otherwise very clean, good clear mark on tote. Good+ 500-800