original c. 1920's american industrial heavily reinforced riveted joint four-legged chicago factory rooftop elevator machine room salvaged stool designed and fabricated by the angle steel stool company, plainwell, mich. the robust heavy gauge pressed and folded steel stool contains four legs reinforced with horizontal stretchers and inward-turned ball feet. the antique industrial stool has been brushed down to bare metal and sealed with a clear coat lacquer to prevent surface corrosion. great overall condition. measures 13 1/2 x 13 1/2 x 25 inches.