new old stock c. 1958 original salvaged chicago school radiological survey meter with box and instruction manual

exceptionally rare all original american depression-era harvey hubbell product line display cabinet with original finish

original and remarkably intact dated c. 1907 original and fully functional american industrial salvaged chicago copper-plated cast iron commercial building basement switchboard voltmeter

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

highly sought after oversized antique american industrial early 20th century solid copper three-arm no fuse heavy duty switchboard panel knife switch with wood handle

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

rare all original and unrestored interior or exterior wall mount general electric "national mazda" illuminated trade sign with intact reverse painted glass panels

original c. early 20th century antique american industrial triple pole "cutter" switchboard nicely aged copper 125 volt knife switch with original turned black painted handle

original c. 1905-10 heavily machined american solid yellow brass interior residential multi-switch backplate with beveled edges

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

rare c. early 20th century original oversized chicago athletic association building horizontal push button plate for 14 switches

original c. 1908-10 antique american industrial surface mount "garton-daniels" green painted pine wood lightning hinged arrester box with incised black letttering

original early 20th century single-sided american industrial angled back crane brothers building otis elevator "controller" upright motor plaque with copper-plated finish

single-sided c. 1930's american depression era oversized cast bronze general electric railroad locomotive plaque with fanciful centrally located monogram

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"

early 1920's antique american industrial portable "trouble light" or lamp guard with a refinished finely turned maple wood handle and copper-plated cage

unusually small early 20th century five-light mazda edison tin-lithographed light bulb hardware store counter display with individual sockets and on/off switches

exceptional early american industrial antique c. 1915-18 electrically wound "contact-making" clock with original and intact reinforced glass dome