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Scientific American, Vol. 62, No. 24 (1890) (1890)

leaf 10

An illustration from Scientific American, Vol. 62, No. 24 (1890), 1890, leaf 10
nk is designed It is a difficult matter to deal with that class of men Brightside Works, Sheffield, was recently subjected to to be held in an iron vise. A scroll is formed by plac- a severe trial on board the Nettle, off Portsmouth. ing the end of a bar in the jaw, and winding the bar who will… … was the best of its kind yet haps it is against my interest tested. The plate was manu- totell you so, but when youare factured of special steel recently patented by Mr. J. F. making an agreement for the purchase and delivery of the bar to open the spiral as much as may be required. After the…

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