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krishna2 · 2017-09-05 · Original thread
For Rockefeller, there is Ron Chernow's.

There is also this book : The Tycoons: How Andrew Carnegie, John D. Rockefeller, Jay Gould, and J. P. Morgan Invented the American Supereconomy Reprint Edition, Kindle Edition by Charles R. Morris

Links: https://www.amazon.com/Titan-Life-John-Rockefeller-Sr-ebook/...

https://www.amazon.com/Andrew-Carnegie-David-Nasaw-ebook/dp/...

https://www.amazon.com/Tycoons-Carnegie-Rockefeller-Invented...

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