B59-342 IRON PLOW PLANE. Mayo's Improvement of Phillips Patent. The version shown in Plate 17 of PTAMPIA I, but with a fence more similar to the original Phillips patent with the "Boston Tool Co." mark shown in Figure 94c. Rosewood tote fine, red and gold pinstriping about 50%. Includes a set of seven original marked cutters; six double-ended plows and a tongue cutter in an old wooden finger-jointed box. Fine 900-1800