Kilbon, George B. (George Baldwin) · Boston, Lee and Shepard · leaf 107
ree minutes are needed for thisduty, and it is surprising to note the difference in the cuttingquality of the stone before and after the scraping. When the face of a stone becomes so much out of true thata plane-blade cannot be ground on it, it must be trued eitherby means of a piece of flat-iron… … Fig. 200. The form of the edge of different planes has been shown atFigs. 84 and 85. The edge of a chisel should be ground straight as from ato h in Eig. 201. After properly grinding a tool, put asmoother edge on it by means of an oil-stone. For common wood-working toolsthe article known as Washita…
Woodwork (Manual training)
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