am engine, built load canalterthe revolutions, and yet the speed can be va- at Mount Vernon, Ohio, which may be considered as the re- To this is securely bolted the casting containing the ried at the will of the engineer at any desired moment. sult of the first successful effort to construct, in… … COOPER'S AUTOMATIC STEAM ENGINE. all the requirements necessary to give the most economical when completed it is as though the structure were of one Tesults, together with a positive and sure regulation, but at piece. This principle of construction allows for the free ex- thereby preventing…
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