An Historical Survey (1951) Sage, Leland. William Boyd Allison: A Study in Practical Politics (1956) Sage, Leland. A History of Iowa (1974), a standard history online Schwieder, Dorothy. Iowa: The Middle Land (1996), a standard scholarly history Silag, William. "The Conquest of the Hinterland: Railroads and Capitalists in Northwest Iowa after the Civil War," Annals of Iowa, 50 (Spring 1990), 475–506. Strauss, Dafnah. "Ideological closure in newspaper political language during the US 1872 election campaign." Journal of Historical Pragmatics 15.2 (2014): 255–291. DOI: 10.1075/jhp.15.2.06str online, three major Iowa newspapers Stromquist, Shelton. Solidarity and Survival: An Oral History of Iowa Labor in the Twentieth Century (U Of Iowa Press, 1993) online Wall, Joseph Frazier. Iowa: A Bicentennial History (1978), popular history by scholar Iowa