one of twelve matching 19th century original american ornamental cast bronze monogrammed lexington hotel guestroom doorknob with a nicely aged surface patina

rare 1924 first edition louis sullivan's "a system of architectural ornament" published in 1924 by the american institute of architects

original graphite on paper signed 1922 cyril colnik sketch of staircase newel post

november 1927 western architect lithographic plates of purcell and elmslie’s first national bank (1920), located at 322 west main street, adams, mn.

original period postcards of purcell, feick, and elmslie's merchants national bank (1912) located at 102 east third street, winona, mn. the polychromed ornament was modeled by kristian schneider for the american terra cotta company of chicago.

simeon b. eisendrath and louis h. sullivan-designed copper-plated cast iron guaranty or plymouth building staircase baluster fabricated by the winslow brothers

martin roche and edward a. renwick. original early 20th century 8 x 10 silver gelatin print of holabird and roche's tacoma building (1889-1929) located at the northeast corner lasalle and madison street, chicago, il.

unearthed 1930s washington porter ii kiosk sphink riveted joint steel tower fragment

original 1930 chicago architectural photographic print of burnham brothers's 37-story carbon and carbide building (1929), located at 230 north michigan avenue, chicago, il.