Oliver Iron Mining Company’s first location at Soudan, St. Louis County, 1884.
Soudan Mine, lower level, 1963.
T.B. Walker standing on the grand staircase of the Walker Art Gallery, Minneapolis, c.1925.
T.B. Walker Art Gallery, 807 Hennepin Avenue, Minneapolis, c.1890.
Portrait miniature of T.B. Walker, c.1920. Artist: W. Patterson.
Hennepin Island Hydro Plant, designed by William de la Barre, January 22, 1908.
Lower Dam and Lower Dam Hydro Plant, St. Anthony Falls, designed by William de la Barre, c.1898.
Newly constructed Lower Dam Hydro Plant, designed by William de la Barre, December 9, 1896.
West side canal, engineered by William de la Barre, under construction, c.1890. Photographer: Henry R. Farr.
Photograph of the Washburn A Mill, designed by William de la Barre, c.1882. Photographer: Henry R. Farr.
Made possible by the Arts and Cultural Heritage Fund through the vote of Minnesotans on November 4, 2008. Administered by the Minnesota Historical Society.
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