This series contains photographs of steelworkers and equipment detailing the steel casting process used for making large steel components for Liberty Ships constructed in Portland (Or.) area shipyards during World War II.
Supplemental descriptive information contributed in 2019 by Chris Horn, Facilities Director for Columbia Steel.
An employee helps guide a large stern frame casting being lifted by a crane at Columbia Steel Casting Company. Another worker is visible in the crane operator booth at the upper center of the photograph.
Two unidentified workers guide a ship's propeller on a crane at Columbia Steel Casting Company. Another worker is visible operating the crane from a booth in the upper portion of the photograph.
Unidentified employees at Columbia Steel Casting Company working on a completed casting mold. One employee is shoveling heap sand. A second employee is standing on the mold loosening riser plugs with a sledge hammer for removal.