'Bessemer's Steel-converting Apparatus', c1917. Artist: Unknown.

'Bessemer's Steel-converting Apparatus', c1917. Artist: Unknown.

2-688-155 - The Print Collector/Heritage Images

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'Bessemer's Steel-converting Apparatus - aa Converters; b, hydraulic ram for revolving converter; c, ram to lift platform carrying ladle; d, crane; e, gear for revolving platform; f, hoods to chimneys', c1917. From How It is Made, by Archibald Williams. [Thomas Nelson and Sons, London, Edinburgh, Dublin and New York]

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