BOM 1970s Bureau of Mines’ Minneapolis campus, seen in the 1970s. From NPS 2009. Related Similar Images ...based on the tags: historical-image... Two of the major structures around the harbor. On a side, note, the left span of the bridge in the top motif is now a fishing pier on Rice’s Point, Duluth. A Saskatchewan Pool parade float, 1950s? Beatty, M., Furlong, P., & Pennington, L. (1984).Studebaker: less than they promised. And Books. Source: JT Reeder / Michigan Tech Archives The lower portal, 1910. Courtesy Minnesota Historical Society. Fallout shelter and escape ladder at a similar base. From Library of Congress, Prints and Photographs Division, Historic American Engineering Record [HAER MN-100-70] Condemned Houses of Black Families, April 1941 (Russel, Library of Congress, LC-USF33-013018-M2) Peavey Annex Demolition, December 1998 (LaFontaine Collection) The shaft of Saratoga Mine with several miners about to descend. Saratoga was just north of the Frontenac-Druid-Aduddell group. From Donald Campbell Kemp, Denver Public Library.