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Scientific American, Vol. 55, No. 9 (August 1886) (1886)

leaf 10

An illustration from Scientific American, Vol. 55, No. 9 (August 1886), 1886, leaf 10
, six 6 pounder and ten 3 pounder Hotch-kiss quick-firing guns, and numerous boat and fieldguns. The engines, which have been designed by thebuilders, embody all the latest improvements in en-gineering, and are of the triple-expansion type, thecylinders having a stroke of 42 in. There are two… … IMPBOVED BOILER DRILLING MACHINE. © 1886 SCIENTIFIC AMERICAN, INC 138 SftitutitU ^mttiwu. [August 28, 1886. ENGINSEBING INVENTIONS. A ear coupling has been patented byMr. John H. B. McCray, of Kellerville, 111. This inven-tion consists of a drawbar with curved face couplinghook, connected by a…

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