James A. Peterson, Minneapolis attorney, former Hennepin County Attorney (1897–1899), former State Representative from the 42nd district (1901–1903), Republican candidate for U.S. Senate in 1912[1]
Willis G. Calderwood, state chair of the Prohibition Party, Prohibition nominee for state House District 30 in 1894, for state House District 39 in 1904, 1906, 1908, and 1910, for the at-large U.S. House seat in 1912, for Governor in 1914, and for the U.S. Senate in 1916; Farmer-Labor candidate for Lieutenant Governor in 1924[3]
^University of Minnesota Libraries, University of Minnesota. "1918 Minnesota U.S. Senate General Election". Minnesota Historical Election Archive. Archived from the original on August 23, 2021. Retrieved August 23, 2021.
