Lt. Governor | Republican | 
MCMASTER, WILLIAM HENRY, a Senator from South Dakota; born in Ticonic, Monona County, Iowa, May 10, 1877; attended the public schools at Sioux City, Iowa; graduated from Beloit (Wis.) College in 1899; moved to Yankton, Yankton County, S.Dak., in 1901 and engaged in banking; member, State house of representatives 1911-1912; member, State senate 1913-1916; lieutenant governor of South Dakota 1917-1920, Governor 1921-1924; elected as a Republican to the United States Senate and served from March 4, 1925, to March 3, 1931; unsuccessful candidate for reelection in 1930; moved to Dixon, Ill., in 1933 and engaged in banking until his death there on September 14, 1968; interment in Oakwood Cemetery.- William McMaster on Wikipedia