original and remarkably intact lot of four early 20th c. matching antique salvaged chicago interior bank building wall mount yellow brass plates for flush receptacles

five matching original and remarkably intact early 1920's american industrial exide farm lighting battery "power plant" aqua glass open-ended jars with embossed lettering

early 20th century antique american single-sided riveted joint variety counter balanced freight elevator door brass plaque salvaged from a fulton market meat processing building

original unusual antique industrial early 20th century "federal" brand steel bank vault security rectangular boxes or multi-compartment containers with sliding top lids.

original early 20th century ornamental cast iron people's gas & light coke building interior elevator cab call box with buttons

sought after original early 20th century american industrial yellow brass "benjamin" double plug cluster lamp socket adapter with nicely aged surface patina.

original c. 1920's original and intact flush mount masonic temple push button switch plate with intact richly colored ruby red faceted glass indicator light

original and intact vintage american industrial grinnell company "automatic sprinkler" exterior building facade alarm bell with distressed red paint finish

two matching early 20th century fully functional green enameled american industrial push-button cutler-hammer factory pendant light sockets

hard to find original and intact industrial early 1900's crane brothers factory steam pressure gauge designed and fabricated for the grinneli company in providence, r.i.

hard to find and completely intact industrial early 20th century crane brothers factory salvage steam pressure gauge designed for the p. nacey company in chicago, il.

original turn of the century black enameled late victorian era ornamental cast iron tuttle louvered interior residential heat register or grate

c. 1920's heavy cast bronze single-sided antique american flush mount chicago hotel service elevator push button "up" and "down" cab call plaque with original black enameled inlay

single all original cast bronze flush mount interior chicago hotel service elevator cab or car "call" push button plaque with largely intact brass-plated finish

pair of original antique american industrial ceramic and copper double pull jack knife battery "710" switches manufactured for trumbull electric.

intact early twentieth century industrial electrical switch manufactured in connecticut for the perkins electric switch manufacturing company.

one of two original and completely intact flush mount two-piece concealed or enclosed white ceramic bryant pendant light fixture canopies or "rosettes"

rare softcover “handbook of Westinghouse watthour meters” published for westinghouse electric & manufacturing co., newark, new jersey.

hard to find and intact hardcover corbin hardware “catalog no. 27” published in 1927 for p.& f. corbin, “the american hardware corporation, successor,” located in new britain, ct

original interior elevator cab floor indicator lights salvaged from herbert hugh riddle's terra cotta-clad mather tower

original holabird and roche-designed lot of bronze chicago hotel sherman interior elevator cab call push button plates

rare early 20th century new york city subway open-ended switchboard with faux marble panel

museum quality early 20th century 2000 amp direct current thomson watthour recording meter from pope building in chicago's printer's row