[blackpowder12]

Can you please list which biographies of Carnegie and Rockefeller you recommend ?

[krishna2]

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...

[austenallred]

The Tycoons is great!