original louis h. sullivan-designed ornamental cast iron customized union trust building doorknob and backplate

original john wellborn root-designed ornamental cast iron monadnock building doorknob and backplate

original 1892 interior custom-designed manhattan building office door hardware comprised of bronze and by reading

rare cast bronze 1892 union trust building first floor lobby interior office passage door sullivan-designed doorknob backplate

group of three original 1888 interior rookery building office door cast iron hinges designed by john wellborn root

museum-quality 19th century new york city and chicago skyscraper building interior office door mail letter slots

several examples of historically important 19th and early 20th century american building office hardware

original 1893 william w. boyington-designed columbus memorial building cast brass figural doorknob

original 1890s jenney and mundie-designed interior isabella building cast aluminum lobby offie doorknob

two matching cast bronze union central life insurance company building doorknob backplates designed by cass gilbert

richly ornamented early 20th century original double-sided hotel morrison guest room key fob with garden terrace

original john wellborn root-designed ornamental cast iron doorknob and matching backplate from the society for savings building

original holabird and roche-designed old colony buildng monogrammed interior office doorknob with laurel wreath border

matching set of german silver-plated cast bronze marquette building door hinges designed by willam holabird

original marshall and fox-designed custom cast brass blackstone hotel guest room doorknob and backplate

john wellborn root-designed 1888 kansas city board of trade building custom doorknob with bower-barff finish

distinctive 1930s american art deco style nickel-plated bronze new york city skyscraper office door hardware

matchign set or original neoclassical style cast brass doorknobs from holabird and roche's chicago city hall

original and fully functional walter burley griffin-designed cast brass and iron william f. tempel house window sash hardware

original 1930s holabird and root palmolive building interior office door mail slot with matching chute

matching set of original heavy cast bronze columbus building interior building office door hinges with crown finials

two matching original early 20th century custom-designed chicago dearborn hotel guest room doorknob backplates

highly sought after 1890s original salvaged chicago lexington hotel monogrammed doorknob with nicely aged patina