| Bierstadt Brothers Mount Washington Railway and Summit, N.H. 1876 Stereoview, artotype Archive Farms The Patrick Montgomery Collection, Object No. 2019.337 LL/111172 Bierstadt, Edward, 1878, Gems of American Scenery, consisting of Stereocopic Views among the White Mountains, (New York: Harroun & Bierstadt), 63
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