angle iron
Isaac Kremer/ January 14, 2018/ / 0 comments
A bar of iron or steel, in section composed of two “legs” joined by one edge of each, forming the shape of the letter L, a form much used in iron and steel construction, either alone, or combined with plates of the same metal, to form columns, beams, etc. (Sturgis, 1900) Photo from the Crofoot Building, Pontiac, Michigan, 2007.