North Dakota history.

v.12-13 1945-1946; v.14-15 1947-1948; v.16-17 1949-1950; v.16-18 1949-51; v.17-18 (1950-51); v.18-19 1951-1952; v.19-20 (1952-53); v.20-22 1953-1955; v.21-22 (1954-55); v.21-23 1954-56; v.24-25 1957-1958; v.26-27 1959-1960; v.28-29 1961-1962; v.30 1963; v.30-31 1963-64; v.29-32 (1962-65); v.31; v.31-33 1964-1966; v.32; v.32-33 1965-66; v.33; v.33-34 (1966-67); v.34; v.34-35 1967-1968; v.35-36 (1968-69); v.36-37 1969-1970; v.37-38 (1970-71); v.38 no.1-2 1971; v.38 no.3-4 1971; v.39; v.39-41 1972-1974; v.40 no.1; v.41-42 (1974-75); v.42; v.42-43 1975; v.43; v.43-44 (1976-77); v.44; v.44-45 1977; v.45; v.45-46 (1978-79); v.46; v.46-47 1979-1980; v.47; v.48; v.48-49 1981-1982; v.49; v.50; v.50-51 1983-1984; v.51; v.52; v.52-53 1985-1986; v.53; v.53-54 (1986-87); v.54; v.54-55 1987-1988; v.55-56(1988-89); v.55; v.56; v.56-57 1989-1990; v.57; v.58 1991; v.59; v.59-60 1992-1993; v.60; v.61 1994; v.61-62 (1994-95); v.62-63 1995-1996; v.63-64 (1996-97); v.64-65 1997-98; v.64-65 1997-1998; v.65; v.65-66 (1998-99); v.66; v.66-67 1999-2000; v.66-68 1999-2001; v.67; v.68 2001; v.68-69 2001-2002; v.69 2002; v.70 2003; v.69-71 2002-2004; v.69-72 (2002-05); v.71; v.71-72 2004-05; v.72; v.73; v.73-74 2006-2007; v.73-76 (2006-2010/11); v.74; v.75; v.76; v.77; v.78; v.79; v.80; v.81; suppl.