original oversized antique american industrial early 20th century 1000 amp solid copper three-arm no fuse heavy duty switchboard panel knife switch

rare oversized salvaged chicago stadium new old stock boxed western electric "sunbeam" mazda "type c" tipped-end light bulbs with mogul bases

large lot of original and intact dark amber colored mold-blown american antique depression-era "reco" theater marquee sign light bulb hoods with internal steel clamps

two matching original and fully functional 1894 chicago stock exchange building interior trading room skylight edison screw base single hairpin filament light bulbs

original and intact c. 1930's american industrial steel and cast iron cargo ship wall sconce or reading light with integrated reflector and on/off toggle switch

original late 1870's antique american eastlake style ornamental cast bronze "criss-cross" pattern palm-press lever bell operator with matching backplate

hard to find and highly desirable 19th century american industrial ornamental cast bronze flush mount electric switchboard "wood" type circular-shaped voltmeter

hard to find early 20th century american antique industrial cast iron weston voltmeter with original swing-out cast iron bracket

rare early 20th century american antique industrial new york city subway flush mount substation cast iron encased analog voltmeter

pair of matching rare c. 1914 american industrial "sun purple" explosion proof threaded end bulb guards with lightly etched lettering