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Scientific American, Vol. 1, No. 4 (1859) (1859)

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An illustration from Scientific American, Vol. 1, No. 4 (1859), 1859, leaf 0
hisis took place, in eight there was a complete ive in preserving wood from that species of decay which in connection with rollers having corresponding recesses ; is found in the heart of timber. But the process pro- change in the habits of life—not simply gentle walks or also a regulator and… … have been exhibiting a patent There is a scraper between file-cutting machine, recently the rollers, by which the par- The file is placed upon a self- more durable, less pervious to water, etc., consists in a tially compressed cane is separated from the right mode of impregnating the wood to the…

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