B66-399 SELF-ADJUSTING PLOW PLANE. D. Kimberly. Good clean example of England's only three-arm plow, patented and manufactured by D. Kimberly & Sons. Less common handled version, wood and metal both very good, has the often-missing wingnut. Mark on the toe is very faint. The No. 1 cutter in the plane is J. Howarth and it also has a set of six numbered Mathieson cutters (2 through 7) in a sliding lid wooden box. Fine 300-600