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   Andrew Carnegie was born in 1835 in Scotland to a poor weaver Andrew Carnegie was born in 1835 in Scotland to a poor weaver
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   n 1865 Carnegie left the railroad and started his own company making railroad bridges from iron. n 1865 Carnegie left the railroad and started his own company making railroad bridges from iron.
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   1899, when he consolidated into the Carnegie Steel Company he controlled a quarter of American iron and steel production. 1899, when he consolidated into the Carnegie Steel Company he controlled a quarter of American iron and steel production.