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Scientific American, Vol. 32, No. 9 (February 1875) (1875)

leaf 7

An illustration from Scientific American, Vol. 32, No. 9 (February 1875), 1875, leaf 7
y, a well known firm manu- has measured several specimens. The mean of these is ductibility decreases more rapidly in a metal the lower its facturing band saws and other woodworking machinery, given in the following table, the second column giving the point of fusion. Iron and steel are exceptions… … large shutter. The construction and ar- twenty-five times their own superficial RE-SAWING BAND SAW. rangement, as will be seen from the fol- area, and probably fifty times their own lowing description, are necessarily suited to both purposes. bulk and weight, or perhaps more. tion of 0'03 inches,in…

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