"Duluth State Teachers College". State Teachers College Duluth, Minnesota Twenty-Seventh Annual Catalogue With Announcements for 1929-1930. University of Minnesota Duluth Kathryn A. Martin Library, University Archives. Retrieved 2 December 2019. It was redesignated in 1905 as Duluth State Normal School and again in 1921 as Duluth State Teachers College.
Barger, Robert N. (2004-06-15). "The Normal School". The History of American Education Web Project. Archived from the original on 2022-12-05. Retrieved 2023-01-18.
Star Statehouse Burea (19 April 1963). "Senate Gets Mankato 'U'Bill". The Minneapolis Star. Minneapolis, Minnesota. Newspaper.com. p. 30. Retrieved 7 June 2018.
"Construction & Remodeling". Facilities Management, University of Minnesota Duluth. 2017-06-08. Archived from the original on 2018-08-29. Retrieved 2025-10-01.
"Land Grant History". 150 Years for the Common Good. Office of the President of the University of Minnesota. January 2, 2013. Retrieved 19 September 2019.
Barger, Robert N. (2004-06-15). "The Normal School". The History of American Education Web Project. Archived from the original on 2022-12-05. Retrieved 2023-01-18.
"Construction & Remodeling". Facilities Management, University of Minnesota Duluth. 2017-06-08. Archived from the original on 2018-08-29. Retrieved 2025-10-01.