Thomas Leach by Lane Sunwall
April 4, 2022 — It was this day, April 4, 1951, that a surface geologist, Thomas Witt Leach, discovered oil on a little farm south of Tioga, and subsequently launched the oil industry in North Dakota.
Thomas Leach was born in 1896 in La Crosse Wisconsin, and following service in World War I, attended the Missouri School of Mines. ...