1835-1919. US industrialist and philanthropist, born in Scotland, who developed the Pittsburgh iron and steel industries. He endowed public libraries, education, and various research trusts. Born in Dunfermline, Scotland, he was taken by his parents to the USA in 1848, and at 14 became a telegraph boy in Pittsburgh. Subsequently he became a railway employee, rose to be superintendent, introduced sleeping-cars and invested successfully in oil. He developed the Pittsburgh iron and steel industries, and built up a vast empire which he disposed of to the United States Steel Trust in 1901. Then he moved to Skibo castle in Sutherland, Scotland, and used his wealth to endow libraries and universities, the Carnegie Hero Fund, and other good causes. On his death the Carnegie Trusts continued his benevolent activities. Carnegie Hall in New York, opened in 1891 as The Music Hall, was renamed in 1898 because of his large contribution to its construction.