Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 210
are generally made ofwrought iron, and they should be at least 7 feet 6 inches high on thesides and carried from floor to ceiling in front of the doors of the car; and all portions within easy reach ofthe public, where there is danger thatthe hand might pass through, to beinjured by the moving…
Architecture · Building
Internet Archive · Kelly Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.