Question: In what year was the college where Ole Edvart Rølvaag was a professor founded?

Context paragraphs:
Ole Miss–Tulane football rivalry: The Ole Miss–Tulane football rivalry is an American college football rivalry between the Ole Miss Rebels and Tulane Green Wave.  The rivalry began in 1893.  Ole Miss leads the series 42–29.  It is Tulane's second-oldest football rivalry, one week younger than the Battle for the Rag.  It is Ole Miss' oldest rivalry, predating its rivalries with Alabama, LSU (Magnolia Bowl), and Vanderbilt by a year, and Tulane is Ole Miss' most-played opponent not currently in the Southeastern Conference (SEC).

Karl Rolvaag: Karl Fritjof Rolvaag (July 18, 1913 – December 20, 1990) was an American politician who served as the 31st Governor of Minnesota from March 25, 1963, to January 2, 1967, as a member of the Democratic-Farmer-Labor (DFL) Party.  He was the son of the Norwegian-American author and professor Ole E. Rølvaag.

Swayze Field: Oxford-University Stadium at Swayze Field is the home of the University of Mississippi Rebels college baseball team and is located in Oxford, Mississippi.  It is named in honor of Tom Swayze, a former Ole Miss baseball player and coach.  Tom Swayze was a 3 year letterman and over 21 years of coaching.  He achieved a record of 361–201–2.  He also was at the helm of the team for four SEC Championships and three College World Series appearances.  The last College World Series appearance by Mississippi occurred in 2014 and their last SEC Championship was in 2009.  The 1972 College World Series appearance came with Jake Gibbs as head coach and Larry Williams as his assistant.  Gibbs was an All-American quarterback and third baseman at Ole Miss and played professionally as a catcher with the New York Yankees.

Ole Edvart Rølvaag: Ole Edvart Rølvaag (Rølvåg in modern Norwegian, Rolvaag in English orthography) (April 22, 1876 – November 5, 1931) was a Norwegian-American novelist and professor who became well known for his writings regarding the Norwegian American immigrant experience.  Ole Rolvaag is most frequently associated with "Giants in the Earth", his award-winning, epic novel of Norwegian immigrant homesteaders in Dakota Territory.

Arkansas–Ole Miss football rivalry: The Arkansas–Ole Miss football rivalry is an American college football rivalry between the Arkansas Razorbacks football team of the University of Arkansas and the Ole Miss Rebels football team of the University of Mississippi.  The teams first met in 1908, and have played each other every year since 1981.  Arkansas leads the series, which includes two wins by Ole Miss in postseason bowl games, the 1963 and 1970 Sugar Bowls.

Giants in the Earth (novel): Giants in the Earth (Norwegian: Verdens Grøde) is a novel by Norwegian-American author Ole Edvart Rølvaag.  First published in the Norwegian language as two books in 1924 and 1925, the English language edition was translated by Rølvaag and author Lincoln Colcord (1883–1947), each of whom also wrote prefatory matter.

George Blair (American football): George Leroy Blair (born May 10, 1938) is a former halfback for the University of Mississippi football Rebels (Ole Miss), playing in the 1958 Gator Bowl (Florida), and the 1959 Sugar Bowl (LSU), and the 1960 Sugar Bowl (Rice).  He also played in the 1961 Senior Bowl at Mobile and the College All-Star Game in Chicago against the Philadelphia Eagles after his senior year at Ole Miss.  Drafted by the American Football League's San Diego Chargers, as a placekicker, played for the four seasons (1961 - 1964) and won an AFL championship with them in 1963.

Giants in the Earth (opera): Giants in the Earth is a 1951 Pulitzer Prize-winning opera in three acts by composer Douglas Moore.  The work uses an English libretto by Arnold Sundgaard (1909–2006) after Ole Edvart Rølvaag's 1924-5 novel of the same name.  The idea for the opera was originally conceived by Sundgaard, and depicts a story of tragedy and romance among Norwegian American settlers of Dakota Territory in 1873.  The work was premiered on March 28, 1951 at Columbia University's Brander Matthews Theatre by the Columbia Opera Workshop.

O. E. Rolvaag House: The O. E. Rølvaag House was the home of Ole Edvart Rølvaag (1876-1931), Norwegian-American novelist and professor at St. Olaf College.  The home is located at 311 Manitou Street in Northfield, Minnesota, United States.  Rølvaag wrote most of his works in this house, which is near St. Olaf College, where he taught.

St. Olaf College: St. Olaf College is a coeducational, residential, four-year, private liberal arts college in Northfield, Minnesota, United States.  It was founded in 1874 by a group of Norwegian-American immigrant pastors and farmers, led by Pastor Bernt Julius Muus.  The college is named after the King and the Patron Saint Olaf II of Norway and is affiliated with the Evangelical Lutheran Church in America.

Supporting paragraphs: O. E. Rolvaag House St. Olaf College
Answer: 1874