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Scientific American, Vol. 36, No. 20 (1877) (1877)
leaf 6
dies, and sliding blocks, and filing very figure ‘‘ Rough Chipping,” in ‘‘ How Not to Do It,” we per- holding the latter edgeways to the eye, first to ascertain the ceive that, with the hammer held as there shown, these move- curve or sweep of the face of the file, and secondly, to select true flat… … HOW TO DO IT, AND © 1877 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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