John Pitcairn, Jr.

John Pitcairn Jr. was a Scottish-born American industrialist. With just an elementary school education, Pitcairn rose through the ranks of the Pennsylvania railroad industry, and played a significant role in the creation of the modern oil and natural gas industries. He went on to found the Pittsburgh Plate Glass Company, an early industry innovator which quickly grew into the largest manufacturer of plate glass in the United States, and amassed one of the largest fortunes in the United States at the time.