
Key figure
John D. Rockefeller
1839–1937
- Born 1839
- Died 1937 · age 98
Industrialist
The central organizer of Standard Oil and a defining figure in American industrial history.
Across the archive
Stories featuring John D. Rockefeller

Historical article
The Two Henrys in Florida
Henry Flagler and Henry Plant were both trying to develop Florida at the same time.

Historical article
Robber Baron – Yes or No?
Did the Gilded Age have robber barons? Certainly, much like the current era.

Historical article
Stephen V. Harkness – Standard Oil Venture Capitalist
Stephen Vanderburgh Harkness (1818-1888) was an Ohio-based American businessman. He played a crucial role in the establishment of Standard Oil, serving as a “Venture Capitalist” alongside John D.

Historical article
Ponce de León Hotel – Henry Flagler
The Ponce de Leon Hotel, also known as The Ponce, was an exclusive luxury hotel in St. Augustine, Florida.

Historical article
Railcars #90 and #91 – Henry Flagler’s “Jets”
As one might expect since he was building railroads, Henry Flagler had his own private railcars.

Historical article
John D. Rockefeller & The Standard Oil Partners: Flagler and Harkness
When we think of the massive wealth and industrial power of the Gilded Age, John D.

Historical article
Florence Harkness Severance
Florence Harkness Severance, the only daughter of Stephen V. Harkness and his second wife, Anna M.

Historical article
Start Here: Scandal, Success, Oil and Steam: The Incredible Story of Henry Flagler and the Harkness Family
The Harkness and Flagler families help form Standard Oil. Hold onto your hats, folks, because we’re about to take a thrilling ride through the history books!

Historical article
William Lamon Harkness
Detailed Life Events Born August 8, 1858, in Bellevue, Ohio Died May 10, 1919 (aged 60) New Hyde Park, New York Resting place Woodlawn Cemetery Education Yale University (Class of 1881) Spouse Edith Hale Children Louise Hale Harkness (1898-1978), William Hale Harkness (1900–1954) Parent(s) Daniel M.

Historical article
Edward S. Harkness gives away the family fortune
Detailed Life Events Born January 22, 1874 in Cleveland, Ohio Died January 29, 1940 (aged 66) Resting place Woodlawn Cemetery Bronx, New York Education St.

Historical article
Eolia Mansion – Edward Harkness
Edward and Mary Harkness had a number of homes in addition to Harkness House in New York.

Historical article