see more

Standard Oil Company founder John Davison Rockefeller (1839 - 1937) walks on a New York city street amongst an unidentified group, 1908. (Photo by Buyenlarge/Getty Images)

Standard Oil Company founder John Davison Rockefeller (1839 - 1937) walks on a New York city street amongst an unidentified group, 1908. (Photo by Buyenlarge/Getty Images)

see more

1874: Headshot portrait of American businessman John Davison Rockefeller Sr (1839 - 1937) at age 35. (Photo by Hulton Archive/Getty Images)

1874:  Headshot portrait of American businessman John Davison Rockefeller Sr (1839 - 1937) at age 35.  (Photo by Hulton Archive/Getty Images)