5 Ways the World’s First and Biggest Billionaire Spent His Money

John D. Rockefeller’s net worth would be US$419bn in today’s dollars — more than double of Elon Musk

The Rockefeller Archive Center, Public domain, via Wikimedia Commons

We’re all in awe when we hear about the success stories of the world’s richest men. Bill Gates was probably the modern billionaire who for most of us comes to mind first when thinking of…