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Scientific American, Vol. 32, No. 13 (1875) (1875)

leaf 7

An illustration from Scientific American, Vol. 32, No. 13 (1875), 1875, leaf 7
ipes, which would diffuse the in- be produced than when the like operation is effected by many others who might be named, and whose history has troduced air all over the interior space to be ventilated. The gages fixed in the mortising machine, and to bea decided already been written, and with… … winged state and when they lay their tenon to extend and receive the shoul- eggs, he enabled him to prevent further ders. waste, And who can tell the millions of The bar, C, serves as an index to the dollars that have been saved to maritime implement, and gives the exact length nations by this…

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