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Scientific American, Vol. 96, No. 20 (May 1907) (1907)

leaf 4

An illustration from Scientific American, Vol. 96, No. 20 (May 1907), 1907, leaf 4
lling to pay the higher price which may would so greatly limit the output of the rail mills metal of the percentage of carbon desired; fourth, the of the country, that they could not possibly keep pace be demanded for producing a rail of the desired com- casting of the treated metal, which is now… … neers to prepare their own specifi- A "Pipe" in the Head of the Rail Section Through Ingot. One Half of the Head of Rail Split Away cations, and these were accepted Started This Fracture. Note by the manufacturers, who gave Along the Line of an Imparities and " pipes " form at top of ingot. 23 per…

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