Fred Koch, the father of the Koch brothers, became wealthy because of a method of processing this resource found at Spindletop.
One figure who gained his wealth from this resource used his wealth to build the Shamrock Hotel. In addition to Glenn McCarthy, another figure who became wealthy from this substance was supposedly affiliated with Jim Brading and Carlos Marcello and who met with General Edwin Walker after the death of John F. Kennedy. That figure who became wealthy from this substance and who is often suspected by Kennedy conspiracy theorists is H.L. Hunt. This resource was the source of wealth for J. Paul Getty, who ran a company named after it. Fred Koch, the father of the Koch brothers, became wealthy because of a method of processing this resource found at Spindletop. Another company that processed this resource was the subject of a work in McClure's Magazine by Ida Tarbell. For 10 points, name this resource whose discovery caused a boom in Texas.
One figure who gained his wealth from this resource used his wealth to build the Shamrock Hotel.
oil