BOM 1970s Bureau of Mines’ Minneapolis campus, seen in the 1970s. From NPS 2009. Related Similar Images ...based on the tags: historical-image... Selby Tunnel’s upper portal is filled in and ready to be paved over. Courtesy Minnesota Historical Society. Fermenter House, 1935 (Kentucky Historical Society) Sawyer System in action aside Globe. Globe from the side of Great Northern. Sawyer Unloader (Gallagher, Duluth Public Library) An 1895 Ad for Wonder Flour, a product of the Daisy Rolling Mill. Occidental, July 1996 (LaFontaine Collection) Bayard Sugar Mill, Colorado State Library Erskine, A.R. (1924). History of the studebaker corporation . South Bend, IN: Studebaker Corp. Note the two tunnels behind the steam plant in this 1930s image from MNHS.org. An etching from a 1921 Miscampbell advertisement in the Duluth News Tribune. Note the ship in the Hughitt Slip!