United States Steel’s Extaca plant, 1960. The Oliver Mining Division of USS built the Extaca plant to accompany the Pilotac plant in the development of feasible taconite processing methods.
United States Steel’s Pilotac plant, 1955. The Oliver Mining Division of USS built the Pilotac plant to develop taconite processing methods. Minntac was the result of these efforts.
University Avenue Congregational Church designed in 1907. Despite its name, the address is 507 Victoria, between University and Sherburne, in Frogtown. Photograph by Paul Nelson, October 14, 2014.
Paper postcard (made c.1905) depicting the University of Minnesota Armory, where the concluding gala of the National Afro-American League's 1902 meeting was held. This building still stands.