Everette Lee DeGolyer (1886-1956), an American geologist recognized as the founder of applied geophysics in the petroleum industry. He was a pioneer in welding geophysics and petroleum exploration. Some of DeGolyer's contributions include introducing the idea of torsion balance and the use of refraction and reflection seismographs for oil exploration. He founded several successful independent oil companies, and established one of the first successful oil-consulting firms. DeGolyer worked with the Petroleum Administration for War as Director of Conservation and later as Assistant Deputy Administrator during World War II. He was Director of the American Petroleum Institute for more than twenty years and a founder of the American Association of Petroleum Geologists.
DeGolyer, Everett Lee (1886-1956) (The Handbook of Texas Online)