Stone Arch Bridge and workers as the bridge nears completion in 1883.
Stone Arch Bridge under construction, c.1883. Photographer: Henry R. Farr.
Train crossing the Stone Arch Bridge, with the milling district in the background, c.1910.
Image of original 1878 astronomical observatory (at right).
Interior of Goodsell Observatory, showing its new telescope, 1891. Photographer: John Runk.
Architect's c.1887 drawing of Goodsell Observatory, including a small floor plan. From American Architect and Building News, no. 601 (July 2, 1887).