original museum-quality 1898 louis h. sullivan-designed downtown chicago schlesinger and mayer pedestrian bridge exterior border segment

photographic image (scanned from original glass negative) of the louis h. sullivan-designed, downtown chicago schlesinger and mayer pedestrian bridge (1898), located at 18 s. wabash avenue, chicago, ills.
executed by the winslow brothers of chicago, ills., the white enameled ornamental iron and glass bridge was erected - without city authorization - at night in 1898 and threatened with demolished shortly thereafter. it survived, albeit heavily altered until the 1970s when it was finally demolished by the cta.

courtesy of bldg. 51 archive.