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Scientific American, Vol. 35, No. 20 (1876) (1876)

leaf 6

An illustration from Scientific American, Vol. 35, No. 20 (1876), 1876, leaf 6
ra r 7 Lig lo4. two holes right through the top piece and into the bottom, one to a little greater depth than the hight to which the pin is intended to project, as shown by the dotted lines. We then plane up a piece of hard wood, about two and a half feet long, to fit the holes tightly. It is just… … ticed that some workmen take a much longer time over it halfinits proper relative position upon the filed points, and, than others, at least when beeswax is the stopping mate- when adjusted, applying a little pressure to it, the nail points rial. One who is expert at this work guesses just the pro…

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