very unique and unusual custom-built factory machinist stockroom stepladder comprised entirely of "found" components. salvaged from an american steam gauge factory. the portable stepladder consists mainly of heavy gauge cold-rolled steel welded in place. the collapsible ladder contains two rungs and folded edge platform. the stringers or stiles are comprised of u-channels and tubular steel pipe with pinched ends. the stabilizing hinge with end-hook is made of wrought strap metal. the ladder is structurally sound and stable when locked in its outstretched position. dates to the 1920's. the ladder has been thoroughly refinished inside and out.