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Jason "Jay" Gould was born May 27, 1836, in Roxbury, New York. Gould, was said to be a pretty daring Robber Baron, and was not liked by many. He was a leading American Railroad developer, and one of the most successful men during his life time. He married Helen Day Miller, and together they had six children.  He died at the age of 56, on December 2, 1892, in New York City, New York.
Source: https://en.wikipedia.org/wiki/Jay_Gould

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John D. Rockefeller was born July 8, 1839, Richford, New York. Rockefeller, was a Robber Baron as well, during his life time. He was an industrialist, and founder of his own oil company.  He made most of his money by monopolizing the oil industry.  He was the second born son, of six children.  He died at the age of 97, on May 23, 1937, in Ormond Beach, Florida.
Source: https://www.britannica.com/biography/John-D-Rockefeller

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John Pierpont Morgan Sr. was born April 17, 1837, in Hartford, Connecticut.  Morgan was a financier and banker. He married twice, and had four children. After he died, his fortune and business went to his son, John Pierpont Morgan Jr.  Morgan Sr.  died March 31, 1913, in Rome Italy, at the age of 75.
Source: https://en.wikipedia.org/wiki/J._P._Morgan

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Andrew Carnegie was born November 25, 1835, in Dunfermline, United Kingdom. Carnegie was a Scottish-born American industrialist. He made his fortune in the steel business. As a boy, he worked in a cotton factory.  He became president if a railroad company, where he had invested in other businesses.  He sold his steel company to J.P Morgan.  He died at the age of 83, August 11, 1919, in Lenox, Massachusetts.
Source: https://www.history.com/topics/19th-century/andrew-carnegie

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Cornelius Vanderbilt was born on May 27, 1794, Port Richmond, Staten Island, New York.  He had made his money in business of railroads, and shipping.  He had purchased his first boat, at the age of 11.  With this boat, he had ferried people between Staten Island and New York.  he had one son, named William Henry Vanderbilt.  Cornelius had died at the age of 82, on January 4, 1877, in New York City, New York.
Source: https://www.britannica.com/biography/Cornelius-Vanderbilt-1794-1877