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Carnegie began to see that steel was eventually going to replace iron for the manufacture of rails, structural shapes, pipe, and wire. In 1873 he organized a steel rail company. The first steel furnace at Braddock, Pennsylvania, began to roll rails in 1874.
U.S. BUSINESS / PHILANTHROPY. Andrew Carnegie (1835 - 1919) c.1905. He was a Scottish American industrialist who led the enormous expansion of the American steel industry in the late 19th century. After retiring in 1901 at the age of 66 as the world's richest man, Andrew Carnegie wanted to become a philanthropist, a person who gives money to good causes.