"ANDREWS, Mark, a Representative and a Senator from North Dakota; born in Cass County, N.Dak., May 19, 1926; attended the public schools; served in the United States Army 1944-1946; cadet at United States Military Academy, West Point, N.Y., until receiving a disability discharge in 1946; graduated, North Dakota State University, Fargo 1949; farmer and operator of a cattle feeding lot; director, Garrison Conservancy District 1955-1964; member and past president of North Dakota Crop Improvement Association; Republican national committeeman 1958-1962; elected as a Republican to the Eighty-eighth Congress, by special election, October 22, 1963, to fill the vacancy caused by the death of Hjalmar Nygaard; reelected to the eight succeeding Congresses and served from October 22, 1963, to January 3, 1981; was not a candidate for reelection in 1980 to the House of Representatives, but was elected to the United States Senate and served from January 3, 1981, to January 3, 1987; unsuccessful candidate for reelection; chairman, Select Committee on Indian Affairs (Ninety-eighth and Ninety-ninth Congresses); a director of Tenneco, Inc.; established a government consulting firm in Washington, D.C.; is a resident of Mapleton, N.Dak."

Source: Biographical Directory of the United States Congress