B63-538. SMOOTHING PLANE. Morris "Diamond" Patent. Early version of the design patented in 1870 by Ellis Morris and marketed by Sandusky as the "Diamond" plane. There were several configurations; this one resembles the top plane shown in the catalog reproduced in Figure 124 of PTAMPIA I, except with a tapered shape to the sole, and was manufactured by Ohio Tool. 9-3/4" sole, 2-3/8" Buck Bros cutter. Patent date cast behind the knob as in Figure 123b. Beech tote, knob, and wedge, tote has been broken and smoothed over, crack at top of frame on left cheek at the rivet, wedge looks like a replacement. From the collection of Steve Dice. Good 300-600