Main Building View of the main building in 1992 (NRHP Form). Similar Images ...based on the tags: historical-image... The Harrison family in front of their elevator and mill in 1897. A family photograph. Men push a load of sand from the mine below the plant before the elevator is installed. Circa 1920s? MNHS.org Spinning floor. Courtesy Mr. Lowell Gray, a reader. Lake Superior I, September 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. Occidental, looking new(Gallagher, Duluth Public LIbrary) The RL Hearn GS, seen in the 1960s by the looks of it. Gering’s Evaporators, 1916, Colorado State Library Frontenac Miners, loading a car on the Gilpin Tram.