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

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.

a rare, original, signed and dated hardbound souvenir program or dedication book on the iroquois theater, published by rand, mcnally & co. in 1903.

rare frank lloyd wright larkin building sterling silver souvenir spoon with richard bock sculptures

original folio-size, black-and-white lithographic centerfold print of "the heart of chicago, from the masonic building" drawn by charles graham and published in the october 29, 1892 issue of harper's weekly.

original foldout brochure for william f. tempel and company's three-story florentine apartments, located at 5739-5745 north ridge avenue, chicago, il.