ers soon ache 1 2 inches long by \ inch wide, screwed on to the with stooping over it ; while, if the volume is lifted in front edge, about 2 inches from the ends ; the screws the hands, the arms become tired in a very short should have round heads, and must not be screwed time, and a sense of… … Many of board to Scale, 2 inches to 1 foot. FIG. I. — FRONT ELEVATION". FIG. 2. — SIDE ELEVATION. these contri- within 1 inch vances are excellently suited to the purpose for of each side ; it should be 1 J- inches wide and i inch which they are designed, but they are comparatively thick ; put it…
Industrial arts · Handicraft
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